#603C07
Closest named color: Mud Brown (#60460F). oklch(39% 0.08 69.7), rgb(96, 60, 7).
Aa
White text reads best on this color (9.78:1).
About this color
#603C07 is a dark, moderately saturated brown. In OKLCH its lightness is 39%, its chroma 0.080 and its hue 70°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.028 away. White text reads best on it, at 9.78:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.14:1 |
| White text | 9.78:1 |
Values
| HEX | #603C07 |
| RGB | rgb(96, 60, 7) |
| HSL | hsl(36, 86%, 20%) |
| OKLCH | oklch(39% 0.08 69.7) |
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 #603C07 | 9.78:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #603C07 | 2.14:1 | Fails | Lc 11.5 | Not readable |
| #603C07 text on white | 9.78:1 | AAA | Lc 92.4 | Preferred for body text |
| #603C07 text on black | 2.14:1 | Fails | Lc -10.0 | 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
#F9F5F0
oklch(97.2% 0.008 73.7)
-
Step 100
100
#F2E8DE
oklch(93.6% 0.017 67.6)
-
Step 200
200
#E8D6C2
oklch(88.5% 0.033 70.3)
-
Step 300
300
#DABA97
oklch(80.8% 0.06 69.3)
-
Step 400
400
#C7965B
oklch(70.7% 0.096 70.4)
-
Step 500
500
#B87A25
oklch(63% 0.123 69.7)
-
Step 600
600
#A06400
oklch(55.6% 0.121 69.2)
-
Step 700
700
#875400
oklch(49.2% 0.107 69.6)
-
Step 800
800
#6F4400
oklch(42.7% 0.093 69.4)
-
Step 900
900 (this color)
#603C07
oklch(39% 0.08 69.7)
-
Step 950
950
#362106
oklch(26.9% 0.051 69.2)
#603C07 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) | #483F00 | 0.048 |
| Deuteranopia (no green cones) | #514709 | 0.041 |
| Tritanopia (no blue cones) | #6A3332 | 0.064 |
| Achromatopsia (no color) | #444444 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603C07
#603C07
oklch(39% 0.08 69.7)
- #1F476E
#1F476E
oklch(38.9% 0.08 250.1)
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 #603C07, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.028
- Green Brown #544E03 ΔE 0.057
- Chestnut #742802 ΔE 0.059
- Olive Brown #645403 ΔE 0.071
- Purple Brown #673A3F ΔE 0.072
- Dark Olive #373E02 ΔE 0.077
- Milk Chocolate #7F4E1E ΔE 0.083
- Rust Brown #8B3103 ΔE 0.088
Use #603C07 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.