#603138
Closest named color: Purple Brown (#673A3F). oklch(37.6% 0.068 11.4), rgb(96, 49, 56).
Aa
White text reads best on this color (10.53:1).
About this color
#603138 is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.068 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.029 away. White text reads best on it, at 10.53:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.99:1 |
| White text | 10.53:1 |
Values
| HEX | #603138 |
| RGB | rgb(96, 49, 56) |
| HSL | hsl(351, 32%, 28%) |
| OKLCH | oklch(37.6% 0.068 11.4) |
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 #603138 | 10.53:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #603138 | 1.99:1 | Fails | Lc 9.7 | Not readable |
| #603138 text on white | 10.53:1 | AAA | Lc 94.2 | Preferred for body text |
| #603138 text on black | 1.99:1 | Fails | Lc -8.4 | 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
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F4E6E7
oklch(93.6% 0.015 12.4)
-
Step 200
200
#EBD2D4
oklch(88.5% 0.028 12.2)
-
Step 300
300
#DFB4B8
oklch(80.9% 0.05 12)
-
Step 400
400
#CE8B93
oklch(70.6% 0.082 11.5)
-
Step 500
500
#C06E79
oklch(63.2% 0.104 11.9)
-
Step 600
600
#AB5462
oklch(55.6% 0.114 11.4)
-
Step 700
700
#924451
oklch(49% 0.106 11.4)
-
Step 800
800
#773943
oklch(42.8% 0.087 11.3)
-
Step 900
900 (this color)
#603138
oklch(37.6% 0.068 11.4)
-
Step 950
950
#391D21
oklch(27% 0.044 11.3)
#603138 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) | #3A3938 | 0.074 |
| Deuteranopia (no green cones) | #464237 | 0.067 |
| Tritanopia (no blue cones) | #682C34 | 0.019 |
| Achromatopsia (no color) | #3F3F3F | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603138
#603138
oklch(37.6% 0.068 11.4)
- #004C4A
#004C4A
oklch(37.6% 0.065 191.7)
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 #603138, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.029
- Chestnut #742802 ΔE 0.067
- Brownish Purple #76424E ΔE 0.070
- Reddy Brown #6E1005 ΔE 0.074
- Charcoal Grey #3C4142 ΔE 0.075
- Wine Red #7B0323 ΔE 0.079
- Claret #680018 ΔE 0.081
- Bordeaux #7B002C ΔE 0.081
Use #603138 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.