#6A1F27

Closest named color: Reddy Brown (#6E1005). oklch(36.1% 0.106 18.2), rgb(106, 31, 39).

Aa

White text reads best on this color (11.42:1).

About this color

#6A1F27 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.106 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.036 away. White text reads best on it, at 11.42:1.

Hue familyReds
Lightnessdark (36%)
Chromamoderately saturated (0.106)
Temperaturewarm
Nearest nameReddy Brown (#6E1005)
Black text1.83:1
White text11.42:1

Values

HEX#6A1F27
RGBrgb(106, 31, 39)
HSLhsl(354, 55%, 27%)
OKLCHoklch(36.1% 0.106 18.2)

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 #6A1F27 11.42:1 AAA Lc -99.3 Preferred for body text
Black text on #6A1F27 1.83:1 Fails Lc 8.4 Not readable
#6A1F27 text on white 11.42:1 AAA Lc 95.5 Preferred for body text
#6A1F27 text on black 1.83:1 Fails Lc 0.0 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 900.

  1. Step 50

    50

    #FDF3F3

    oklch(97.2% 0.011 17.3)

  2. Step 100

    100

    #F9E4E4

    oklch(93.6% 0.023 17.6)

  3. Step 200

    200

    #F5CECE

    oklch(88.5% 0.044 18)

  4. Step 300

    300

    #F0ACAD

    oklch(80.9% 0.08 18)

  5. Step 400

    400

    #E57E82

    oklch(70.8% 0.127 18.4)

  6. Step 500

    500

    #DA5863

    oklch(63.1% 0.163 18)

  7. Step 600

    600

    #C5384A

    oklch(55.6% 0.177 18.1)

  8. Step 700

    700

    #AA283B

    oklch(49.1% 0.165 18.1)

  9. Step 800

    800

    #8A2431

    oklch(42.7% 0.136 18.2)

  10. Step 900

    900 (this color)

    #6A1F27

    oklch(36.1% 0.106 18.2)

  11. Step 950

    950

    #411619

    oklch(26.9% 0.067 18.6)

Export this scale for Tailwind in the Tailwind colors tool

#6A1F27 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)#3230270.117
Deuteranopia (no green cones)#4540250.109
Tritanopia (no blue cones)#750E220.028
Achromatopsia (no color)#3A3A3A0.107

Harmonies

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

Complementary

The opposite hue (180°).

  • #6A1F27

    #6A1F27

    oklch(36.1% 0.106 18.2)

  • #004749

    #004749

    oklch(36.1% 0.061 198)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #6A1F27

    #6A1F27

    oklch(36.1% 0.106 18.2)

  • #632047

    #632047

    oklch(36% 0.107 347.9)

  • #642900

    #642900

    oklch(35.9% 0.098 48.2)

Open the analogous palette in the generator

Split complementary

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

  • #6A1F27

    #6A1F27

    oklch(36.1% 0.106 18.2)

  • #004936

    #004936

    oklch(36% 0.073 168.4)

  • #00445A

    #00445A

    oklch(36.1% 0.07 227.7)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #6A1F27

    #6A1F27

    oklch(36.1% 0.106 18.2)

  • #1C4906

    #1C4906

    oklch(36% 0.106 138.1)

  • #153B74

    #153B74

    oklch(36% 0.107 258.7)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #6A1F27

    #6A1F27

    oklch(36.1% 0.106 18.2)

  • #414000

    #414000

    oklch(36.1% 0.078 108.8)

  • #004749

    #004749

    oklch(36.1% 0.061 198)

  • #3C3171

    #3C3171

    oklch(36.1% 0.106 287.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6A1F27, closest first.

Similar named colors

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

Use #6A1F27 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.