#40251E
Closest named color: Chocolate Brown (#411900). oklch(29.7% 0.043 35.3), rgb(64, 37, 30).
Aa
White text reads best on this color (13.98:1).
About this color
#40251E is a dark, muted red. In OKLCH its lightness is 30%, its chroma 0.043 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.042 away. White text reads best on it, at 13.98:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.50:1 |
| White text | 13.98:1 |
Values
| HEX | #40251E |
| RGB | rgb(64, 37, 30) |
| HSL | hsl(12, 36%, 18%) |
| OKLCH | oklch(29.7% 0.043 35.3) |
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 #40251E | 13.98:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #40251E | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #40251E text on white | 13.98:1 | AAA | Lc 100.5 | Preferred for body text |
| #40251E text on black | 1.50:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EBD3CD
oklch(88.5% 0.028 34.3)
-
Step 300
300
#DFB6AA
oklch(80.9% 0.051 36.9)
-
Step 400
400
#CE8E7E
oklch(70.6% 0.082 34.6)
-
Step 500
500
#C0715D
oklch(63.1% 0.105 35.1)
-
Step 600
600
#AB5843
oklch(55.5% 0.114 35.2)
-
Step 700
700
#934835
oklch(49.2% 0.106 35.3)
-
Step 800
800
#773B2C
oklch(42.6% 0.088 35.1)
-
Step 900
900
#603328
oklch(37.6% 0.068 34.7)
-
Step 950
950 (this color)
#40251E
oklch(29.7% 0.043 35.3)
#40251E 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) | #2B291D | 0.043 |
| Deuteranopia (no green cones) | #322E1E | 0.038 |
| Tritanopia (no blue cones) | #462123 | 0.020 |
| Achromatopsia (no color) | #2C2C2C | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40251E
#40251E
oklch(29.7% 0.043 35.3)
- #0E323B
#0E323B
oklch(29.6% 0.043 217.4)
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 #40251E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.042
- Dark Brown #341C02 ΔE 0.051
- Jet #212529 ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.069
- Gunmetal #293241 ΔE 0.070
- Pakistan Green #283618 ΔE 0.072
- Mahogany #4A0100 ΔE 0.073
- Onyx #343A40 ΔE 0.073
Use #40251E 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.