#451710
Closest named color: Chocolate Brown (#411900). oklch(27.6% 0.073 30.9), rgb(69, 23, 16).
Aa
White text reads best on this color (15.18:1).
About this color
#451710 is a dark, moderately saturated red. In OKLCH its lightness is 28%, its chroma 0.073 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.024 away. White text reads best on it, at 15.18:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.38:1 |
| White text | 15.18:1 |
Values
| HEX | #451710 |
| RGB | rgb(69, 23, 16) |
| HSL | hsl(8, 62%, 17%) |
| OKLCH | oklch(27.6% 0.073 30.9) |
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 #451710 | 15.18:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #451710 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #451710 text on white | 15.18:1 | AAA | Lc 101.7 | Preferred for body text |
| #451710 text on black | 1.38:1 | 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 950.
-
Step 50
50
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E0
oklch(93.6% 0.025 29.9)
-
Step 200
200
#F7CEC6
oklch(88.4% 0.048 30.9)
-
Step 300
300
#F3AC9F
oklch(80.9% 0.086 30.6)
-
Step 400
400
#EA7D6A
oklch(70.8% 0.138 31.1)
-
Step 500
500
#E05641
oklch(63.2% 0.176 31.1)
-
Step 600
600
#CB3320
oklch(55.6% 0.191 30.8)
-
Step 700
700
#AF2311
oklch(49.1% 0.178 30.9)
-
Step 800
800
#8E2112
oklch(42.7% 0.147 31.2)
-
Step 900
900
#722217
oklch(37.6% 0.115 30.8)
-
Step 950
950 (this color)
#451710
oklch(27.6% 0.073 30.9)
#451710 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) | #231F0F | 0.075 |
| Deuteranopia (no green cones) | #2F2A0F | 0.070 |
| Tritanopia (no blue cones) | #4C0D16 | 0.027 |
| Achromatopsia (no color) | #262626 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451710
#451710
oklch(27.6% 0.073 30.9)
- #002E35
#002E35
oklch(27.6% 0.048 210.5)
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 #451710, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.024
- Mahogany #4A0100 ΔE 0.036
- Deep Brown #410200 ΔE 0.043
- Dark Brown #341C02 ΔE 0.046
- Dark Maroon #3C0008 ΔE 0.056
- Burgundy #610023 ΔE 0.075
- Dark Plum #3F012C ΔE 0.080
- Claret #680018 ΔE 0.081
Use #451710 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.