#6D131D
Closest named color: Reddy Brown (#6E1005). oklch(35.2% 0.123 20.9), rgb(109, 19, 29).
Aa
White text reads best on this color (11.92:1).
About this color
#6D131D is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.123 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.023 away. White text reads best on it, at 11.92:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.76:1 |
| White text | 11.92:1 |
Values
| HEX | #6D131D |
| RGB | rgb(109, 19, 29) |
| HSL | hsl(353, 70%, 25%) |
| OKLCH | oklch(35.2% 0.123 20.9) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6D131D | 11.92:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #6D131D | 1.76:1 | Fails | Lc 7.9 | Not readable |
| #6D131D text on white | 11.92:1 | AAA | Lc 96.0 | Preferred for body text |
| #6D131D text on black | 1.76:1 | 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.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FBE3E2
oklch(93.5% 0.026 20.5)
-
Step 200
200
#F9CCCB
oklch(88.4% 0.051 19.7)
-
Step 300
300
#F7A9A7
oklch(80.9% 0.093 20.9)
-
Step 400
400
#EE7778
oklch(70.7% 0.147 21)
-
Step 500
500
#E54C56
oklch(63.1% 0.189 20.8)
-
Step 600
600
#D0233B
oklch(55.6% 0.204 20.9)
-
Step 700
700
#B40F2D
oklch(49.2% 0.191 21)
-
Step 800
800
#921526
oklch(42.7% 0.158 21.1)
-
Step 900
900 (this color)
#6D131D
oklch(35.2% 0.123 20.9)
-
Step 950
950
#451215
oklch(26.9% 0.078 20.8)
#6D131D 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #2E2B1D | 0.135 |
| Deuteranopia (no green cones) | #453E1A | 0.124 |
| Tritanopia (no blue cones) | #780018 | 0.025 |
| Achromatopsia (no color) | #373737 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D131D
#6D131D
oklch(35.2% 0.123 20.9)
- #004448
#004448
oklch(35.2% 0.06 201.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6D131D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.023
- Claret #680018 ΔE 0.026
- Blood #770001 ΔE 0.031
- Wine Red #7B0323 ΔE 0.033
- Bordeaux #7B002C ΔE 0.040
- Burgundy #610023 ΔE 0.044
- Maroon #800000 ΔE 0.045
- Merlot #730039 ΔE 0.053
Use #6D131D 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.