#451B04
Closest named color: Chocolate Brown (#411900). oklch(28.1% 0.073 46.1), rgb(69, 27, 4).
Aa
White text reads best on this color (14.87:1).
About this color
#451B04 is a dark, moderately saturated brown. In OKLCH its lightness is 28%, its chroma 0.073 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.012 away. White text reads best on it, at 14.87:1.
| Hue family | Browns |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.41:1 |
| White text | 14.87:1 |
Values
| HEX | #451B04 |
| RGB | rgb(69, 27, 4) |
| HSL | hsl(21, 89%, 14%) |
| OKLCH | oklch(28.1% 0.073 46.1) |
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 #451B04 | 14.87:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #451B04 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #451B04 text on white | 14.87:1 | AAA | Lc 101.3 | Preferred for body text |
| #451B04 text on black | 1.41:1 | 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
#FDF3EF
oklch(97.1% 0.012 43.3)
-
Step 100
100
#F9E5DC
oklch(93.6% 0.025 45.9)
-
Step 200
200
#F5D0BF
oklch(88.5% 0.048 46.1)
-
Step 300
300
#F0B092
oklch(81% 0.086 46.1)
-
Step 400
400
#E68351
oklch(70.8% 0.138 46.4)
-
Step 500
500
#DB5E03
oklch(63% 0.176 46.1)
-
Step 600
600
#BA4E00
oklch(55.7% 0.157 46)
-
Step 700
700
#9D4100
oklch(49.2% 0.138 46.2)
-
Step 800
800
#813400
oklch(42.6% 0.119 46.2)
-
Step 900
900
#6D2B00
oklch(37.8% 0.106 46.3)
-
Step 950
950 (this color)
#451B04
oklch(28.1% 0.073 46.1)
#451B04 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) | #272102 | 0.067 |
| Deuteranopia (no green cones) | #312B03 | 0.061 |
| Tritanopia (no blue cones) | #4D1116 | 0.039 |
| Achromatopsia (no color) | #272727 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451B04
#451B04
oklch(28.1% 0.073 46.1)
- #002E3D
#002E3D
oklch(28% 0.054 225.9)
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 #451B04, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.012
- Dark Brown #341C02 ΔE 0.039
- Mahogany #4A0100 ΔE 0.046
- Deep Brown #410200 ΔE 0.053
- Dark Maroon #3C0008 ΔE 0.069
- Jet #212529 ΔE 0.084
- Burgundy #610023 ΔE 0.087
- Claret #680018 ΔE 0.088
Use #451B04 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.