#451B18
Closest named color: Chocolate Brown (#411900). oklch(28.4% 0.066 26.2), rgb(69, 27, 24).
Aa
White text reads best on this color (14.75:1).
About this color
#451B18 is a dark, muted red. In OKLCH its lightness is 28%, its chroma 0.066 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.032 away. White text reads best on it, at 14.75:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.42:1 |
| White text | 14.75:1 |
Values
| HEX | #451B18 |
| RGB | rgb(69, 27, 24) |
| HSL | hsl(4, 48%, 18%) |
| OKLCH | oklch(28.4% 0.066 26.2) |
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 #451B18 | 14.75:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #451B18 | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #451B18 text on white | 14.75:1 | AAA | Lc 101.3 | Preferred for body text |
| #451B18 text on black | 1.42:1 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E5E2
oklch(93.7% 0.022 27.8)
-
Step 200
200
#F5CFCA
oklch(88.5% 0.044 26.8)
-
Step 300
300
#EFAEA6
oklch(81% 0.078 26.8)
-
Step 400
400
#E48077
oklch(70.7% 0.125 26.1)
-
Step 500
500
#D95C54
oklch(63.2% 0.159 26.3)
-
Step 600
600
#C43D39
oklch(55.6% 0.172 26.2)
-
Step 700
700
#A92D2B
oklch(49.1% 0.161 26.1)
-
Step 800
800
#892825
oklch(42.7% 0.132 26.2)
-
Step 900
900
#6E2623
oklch(37.6% 0.103 25.7)
-
Step 950
950 (this color)
#451B18
oklch(28.4% 0.066 26.2)
#451B18 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) | #252218 | 0.069 |
| Deuteranopia (no green cones) | #302B17 | 0.063 |
| Tritanopia (no blue cones) | #4C141A | 0.022 |
| Achromatopsia (no color) | #282828 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451B18
#451B18
oklch(28.4% 0.066 26.2)
- #003036
#003036
oklch(28.3% 0.049 207.9)
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 #451B18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.032
- Mahogany #4A0100 ΔE 0.047
- Dark Brown #341C02 ΔE 0.051
- Deep Brown #410200 ΔE 0.055
- Dark Maroon #3C0008 ΔE 0.064
- Burgundy #610023 ΔE 0.073
- Jet #212529 ΔE 0.076
- Dark Plum #3F012C ΔE 0.079
Use #451B18 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.