#751D18
Closest named color: Reddy Brown (#6E1005). oklch(37.6% 0.123 27.9), rgb(117, 29, 24).
Aa
White text reads best on this color (10.79:1).
About this color
#751D18 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.123 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.029 away. White text reads best on it, at 10.79:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.94:1 |
| White text | 10.79:1 |
Values
| HEX | #751D18 |
| RGB | rgb(117, 29, 24) |
| HSL | hsl(3, 66%, 28%) |
| OKLCH | oklch(37.6% 0.123 27.9) |
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 #751D18 | 10.79:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #751D18 | 1.94:1 | Fails | Lc 10.0 | Not readable |
| #751D18 text on white | 10.79:1 | AAA | Lc 93.9 | Preferred for body text |
| #751D18 text on black | 1.94:1 | Fails | Lc -8.6 | 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
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC7
oklch(88.5% 0.051 27.2)
-
Step 300
300
#F7AAA0
oklch(81% 0.093 27.5)
-
Step 400
400
#EE796C
oklch(70.7% 0.147 27.9)
-
Step 500
500
#E54E43
oklch(63.1% 0.189 27.9)
-
Step 600
600
#D02623
oklch(55.5% 0.205 27.8)
-
Step 700
700
#B41415
oklch(49.1% 0.191 27.9)
-
Step 800
800
#921715
oklch(42.7% 0.158 27.8)
-
Step 900
900 (this color)
#751D18
oklch(37.6% 0.123 27.9)
-
Step 950
950
#45130F
oklch(26.9% 0.078 28)
#751D18 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) | #373117 | 0.131 |
| Deuteranopia (no green cones) | #4D4415 | 0.119 |
| Tritanopia (no blue cones) | #81001D | 0.036 |
| Achromatopsia (no color) | #3D3D3D | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #751D18
#751D18
oklch(37.6% 0.123 27.9)
- #004B53
#004B53
oklch(37.7% 0.065 207)
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 #751D18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.029
- Blood #770001 ΔE 0.030
- Chestnut #742802 ΔE 0.031
- Maroon #800000 ΔE 0.032
- Wine Red #7B0323 ΔE 0.036
- Bordeaux #7B002C ΔE 0.047
- Dark Red #8B0000 ΔE 0.048
- Claret #680018 ΔE 0.053
Use #751D18 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.