#AC1B6F

Closest named color: Red Violet (#9E0168). oklch(50% 0.191 351.7), rgb(172, 27, 111).

Aa

White text reads best on this color (6.68:1).

About this color

#AC1B6F is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.191 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.039 away. White text reads best on it, at 6.68:1.

Hue familyReds
Lightnessmedium-dark (50%)
Chromavivid (0.191)
Temperaturewarm
Nearest nameRed Violet (#9E0168)
Black text3.14:1
White text6.68:1

Values

HEX#AC1B6F
RGBrgb(172, 27, 111)
HSLhsl(325, 73%, 39%)
OKLCHoklch(50% 0.191 351.7)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #AC1B6F 6.68:1 AA Lc -86.5 Fine for body text
Black text on #AC1B6F 3.14:1 AA large text Lc 22.7 Dividers and decoration only
#AC1B6F text on white 6.68:1 AA Lc 81.4 Fine for body text
#AC1B6F text on black 3.14:1 AA large text Lc -20.5 Dividers and decoration only

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.

  1. Step 50

    50

    #FDF2F6

    oklch(97.1% 0.013 353.1)

  2. Step 100

    100

    #F9E3EC

    oklch(93.6% 0.027 350.9)

  3. Step 200

    200

    #F5CCDD

    oklch(88.5% 0.051 351.3)

  4. Step 300

    300

    #F0A8C7

    oklch(80.9% 0.093 351.9)

  5. Step 400

    400

    #E476AB

    oklch(70.6% 0.148 351.3)

  6. Step 500

    500

    #D94D96

    oklch(63.1% 0.189 351.6)

  7. Step 600

    600

    #C42780

    oklch(55.6% 0.205 351.8)

  8. Step 700

    700 (this color)

    #AC1B6F

    oklch(50% 0.191 351.7)

  9. Step 800

    800

    #891858

    oklch(42.7% 0.158 351.8)

  10. Step 900

    900

    #6E1D49

    oklch(37.6% 0.123 351.2)

  11. Step 950

    950

    #41132B

    oklch(27% 0.077 351.2)

Export this scale for Tailwind in the Tailwind colors tool

#AC1B6F with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#3A4C710.215
Deuteranopia (no green cones)#63656C0.189
Tritanopia (no blue cones)#BA04440.071
Achromatopsia (no color)#5C5C5C0.192

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #AC1B6F

    #AC1B6F

    oklch(50% 0.191 351.7)

  • #00755C

    #00755C

    oklch(50.1% 0.098 171.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #AC1B6F

    #AC1B6F

    oklch(50% 0.191 351.7)

  • #922FA2

    #922FA2

    oklch(50% 0.19 321.8)

  • #B7152D

    #B7152D

    oklch(50% 0.191 21.8)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #AC1B6F

    #AC1B6F

    oklch(50% 0.191 351.7)

  • #107900

    #107900

    oklch(50.1% 0.167 141.7)

  • #007178

    #007178

    oklch(50% 0.085 202.3)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #AC1B6F

    #AC1B6F

    oklch(50% 0.191 351.7)

  • #666900

    #666900

    oklch(50.1% 0.111 111.7)

  • #006C93

    #006C93

    oklch(49.9% 0.102 232.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #AC1B6F

    #AC1B6F

    oklch(50% 0.191 351.7)

  • #805C00

    #805C00

    oklch(49.9% 0.103 82)

  • #00755C

    #00755C

    oklch(50.1% 0.098 171.1)

  • #1C59CD

    #1C59CD

    oklch(49.9% 0.19 261.7)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #AC1B6F, closest first.

No curated palette has a color within ΔE 0.04 of #AC1B6F.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #AC1B6F in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.