#601903
Closest named color: Reddy Brown (#6E1005). oklch(32.9% 0.107 36.6), rgb(96, 25, 3).
Aa
White text reads best on this color (12.82:1).
About this color
#601903 is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.107 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.031 away. White text reads best on it, at 12.82:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.63:1 |
| White text | 12.82:1 |
Values
| HEX | #601903 |
| RGB | rgb(96, 25, 3) |
| HSL | hsl(14, 94%, 19%) |
| OKLCH | oklch(32.9% 0.107 36.6) |
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 #601903 | 12.82:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #601903 | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #601903 text on white | 12.82:1 | AAA | Lc 98.0 | Preferred for body text |
| #601903 text on black | 1.63:1 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F5D0C5
oklch(88.6% 0.045 37.2)
-
Step 300
300
#EFAF9C
oklch(80.9% 0.08 37.2)
-
Step 400
400
#E48266
oklch(70.7% 0.128 36.8)
-
Step 500
500
#DA5E3A
oklch(63.2% 0.164 36.8)
-
Step 600
600
#C53F12
oklch(55.6% 0.178 36.7)
-
Step 700
700
#AA2F00
oklch(49.1% 0.166 36.6)
-
Step 800
800
#8A2908
oklch(42.7% 0.137 36.7)
-
Step 900
900 (this color)
#601903
oklch(32.9% 0.107 36.6)
-
Step 950
950
#41180C
oklch(26.9% 0.067 37)
#601903 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) | #2E2800 | 0.111 |
| Deuteranopia (no green cones) | #403800 | 0.099 |
| Tritanopia (no blue cones) | #6B0015 | 0.043 |
| Achromatopsia (no color) | #323232 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #601903
#601903
oklch(32.9% 0.107 36.6)
- #003C48
#003C48
oklch(32.8% 0.058 216.2)
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 #601903, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.031
- Claret #680018 ΔE 0.044
- Blood #770001 ΔE 0.052
- Chestnut #742802 ΔE 0.059
- Burgundy #610023 ΔE 0.059
- Maroon #800000 ΔE 0.069
- Chocolate Brown #411900 ΔE 0.072
- Mahogany #4A0100 ΔE 0.072
Use #601903 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.