#751B00
Closest named color: Chestnut (#742802). oklch(37.2% 0.129 35.6), rgb(117, 27, 0).
Aa
White text reads best on this color (10.97:1).
About this color
#751B00 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.129 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.023 away. White text reads best on it, at 10.97:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.129) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.91:1 |
| White text | 10.97:1 |
Values
| HEX | #751B00 |
| RGB | rgb(117, 27, 0) |
| HSL | hsl(14, 100%, 23%) |
| OKLCH | oklch(37.2% 0.129 35.6) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #751B00 | 10.97:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #751B00 | 1.91:1 | Fails | Lc 9.8 | Not readable |
| #751B00 text on white | 10.97:1 | AAA | Lc 94.1 | Preferred for body text |
| #751B00 text on black | 1.91:1 | Fails | Lc -8.4 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DD
oklch(93.6% 0.028 36.9)
-
Step 200
200
#FACDC1
oklch(88.4% 0.054 35.4)
-
Step 300
300
#F8AA96
oklch(80.8% 0.097 35)
-
Step 400
400
#F0795A
oklch(70.7% 0.154 35.6)
-
Step 500
500
#E74E23
oklch(63.1% 0.197 35.7)
-
Step 600
600
#CB3600
oklch(55.7% 0.192 35.6)
-
Step 700
700
#AB2C00
oklch(49% 0.169 35.7)
-
Step 800
800
#8E2300
oklch(42.8% 0.148 35.7)
-
Step 900
900 (this color)
#751B00
oklch(37.2% 0.129 35.6)
-
Step 950
950
#461306
oklch(27% 0.081 35.5)
#751B00 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) | #372F00 | 0.133 |
| Deuteranopia (no green cones) | #4D4400 | 0.120 |
| Tritanopia (no blue cones) | #820017 | 0.042 |
| Achromatopsia (no color) | #3C3C3C | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #751B00
#751B00
oklch(37.2% 0.129 35.6)
- #004956
#004956
oklch(37.3% 0.066 214.7)
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 #751B00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.023
- Reddy Brown #6E1005 ΔE 0.026
- Blood #770001 ΔE 0.028
- Maroon #800000 ΔE 0.031
- Dark Red #8B0000 ΔE 0.048
- Wine Red #7B0323 ΔE 0.049
- Brick Red #8F1402 ΔE 0.056
- Claret #680018 ΔE 0.058
Use #751B00 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.