#821F2F

Closest named color: Red Wine (#8C0034). oklch(40.7% 0.133 16.6), rgb(130, 31, 47).

Aa

White text reads best on this color (9.60:1).

About this color

#821F2F is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.133 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Red Wine (#8C0034), ΔE 0.034 away. White text reads best on it, at 9.60:1.

Hue familyReds
Lightnessdark (41%)
Chromamoderately saturated (0.133)
Temperaturewarm
Nearest nameRed Wine (#8C0034)
Black text2.18:1
White text9.60:1

Values

HEX#821F2F
RGBrgb(130, 31, 47)
HSLhsl(350, 61%, 32%)
OKLCHoklch(40.7% 0.133 16.6)

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 #821F2F 9.60:1 AAA Lc -95.5 Preferred for body text
Black text on #821F2F 2.18:1 Fails Lc 12.9 Not readable
#821F2F text on white 9.60:1 AAA Lc 91.1 Preferred for body text
#821F2F text on black 2.18:1 Fails Lc -11.2 Not readable

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 800.

  1. Step 50

    50

    #FCF3F3

    oklch(97.1% 0.01 17.3)

  2. Step 100

    100

    #F9E4E4

    oklch(93.6% 0.023 17.6)

  3. Step 200

    200

    #F5CECF

    oklch(88.5% 0.044 16.3)

  4. Step 300

    300

    #EFADAF

    oklch(81% 0.078 16.9)

  5. Step 400

    400

    #E37E85

    oklch(70.6% 0.125 16.4)

  6. Step 500

    500

    #D85A67

    oklch(63.1% 0.158 16.6)

  7. Step 600

    600

    #C33A4E

    oklch(55.5% 0.173 16.6)

  8. Step 700

    700

    #A82B3F

    oklch(49.1% 0.16 16.7)

  9. Step 800

    800 (this color)

    #821F2F

    oklch(40.7% 0.133 16.6)

  10. Step 900

    900

    #6E252E

    oklch(37.7% 0.104 16.3)

  11. Step 950

    950

    #41171B

    oklch(27.1% 0.065 16.8)

Export this scale for Tailwind in the Tailwind colors tool

#821F2F 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)#3A382F0.147
Deuteranopia (no green cones)#534C2C0.134
Tritanopia (no blue cones)#8F00260.033
Achromatopsia (no color)#4545450.134

Harmonies

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

Complementary

The opposite hue (180°).

  • #821F2F

    #821F2F

    oklch(40.7% 0.133 16.6)

  • #005556

    #005556

    oklch(40.7% 0.069 196.2)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #821F2F

    #821F2F

    oklch(40.7% 0.133 16.6)

  • #792258

    #792258

    oklch(40.7% 0.134 346.5)

  • #783100

    #783100

    oklch(40.6% 0.112 47)

Open the analogous palette in the generator

Split complementary

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

  • #821F2F

    #821F2F

    oklch(40.7% 0.133 16.6)

  • #00573F

    #00573F

    oklch(40.5% 0.083 166.6)

  • #00516A

    #00516A

    oklch(40.6% 0.078 227.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #821F2F

    #821F2F

    oklch(40.7% 0.133 16.6)

  • #255700

    #255700

    oklch(40.6% 0.122 136.6)

  • #0A478F

    #0A478F

    oklch(40.6% 0.133 256.5)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #821F2F

    #821F2F

    oklch(40.7% 0.133 16.6)

  • #504C00

    #504C00

    oklch(40.7% 0.087 106.2)

  • #005556

    #005556

    oklch(40.7% 0.069 196.2)

  • #47398C

    #47398C

    oklch(40.7% 0.132 286.7)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #821F2F, closest first.

Similar named colors

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

Use #821F2F 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.