#64251A
Closest named color: Reddy Brown (#6E1005). oklch(35.6% 0.094 32), rgb(100, 37, 26).
Aa
White text reads best on this color (11.52:1).
About this color
#64251A is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.094 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.036 away. White text reads best on it, at 11.52:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.094) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.82:1 |
| White text | 11.52:1 |
Values
| HEX | #64251A |
| RGB | rgb(100, 37, 26) |
| HSL | hsl(9, 59%, 25%) |
| OKLCH | oklch(35.6% 0.094 32) |
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 #64251A | 11.52:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #64251A | 1.82:1 | Fails | Lc 8.0 | Not readable |
| #64251A text on white | 11.52:1 | AAA | Lc 95.9 | Preferred for body text |
| #64251A text on black | 1.82:1 | 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 900.
-
Step 50
50
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E5E1
oklch(93.5% 0.021 32.5)
-
Step 200
200
#F2D0C9
oklch(88.4% 0.04 31.6)
-
Step 300
300
#EAB0A4
oklch(80.8% 0.07 31.9)
-
Step 400
400
#DE8574
oklch(70.7% 0.113 31.6)
-
Step 500
500
#D2634F
oklch(63% 0.145 31.8)
-
Step 600
600
#BD4733
oklch(55.6% 0.156 31.9)
-
Step 700
700
#A33725
oklch(49.1% 0.146 31.9)
-
Step 800
800
#842F20
oklch(42.7% 0.12 32.2)
-
Step 900
900 (this color)
#64251A
oklch(35.6% 0.094 32)
-
Step 950
950
#3F1A13
oklch(27.1% 0.06 32.2)
#64251A 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) | #363119 | 0.096 |
| Deuteranopia (no green cones) | #463E18 | 0.088 |
| Tritanopia (no blue cones) | #6E1723 | 0.036 |
| Achromatopsia (no color) | #393939 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64251A
#64251A
oklch(35.6% 0.094 32)
- #00444F
#00444F
oklch(35.5% 0.062 212.8)
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 #64251A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.036
- Chestnut #742802 ΔE 0.041
- Blood #770001 ΔE 0.053
- Claret #680018 ΔE 0.053
- Wine Red #7B0323 ΔE 0.063
- Purple Brown #673A3F ΔE 0.063
- Maroon #800000 ΔE 0.065
- Burgundy #610023 ΔE 0.067
Use #64251A 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.