#603833
Closest named color: Purple Brown (#673A3F). oklch(38.8% 0.058 27.7), rgb(96, 56, 51).
Aa
White text reads best on this color (9.94:1).
About this color
#603833 is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.058 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.024 away. White text reads best on it, at 9.94:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.11:1 |
| White text | 9.94:1 |
Values
| HEX | #603833 |
| RGB | rgb(96, 56, 51) |
| HSL | hsl(7, 31%, 29%) |
| OKLCH | oklch(38.8% 0.058 27.7) |
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 #603833 | 9.94:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #603833 | 2.11:1 | Fails | Lc 11.0 | Not readable |
| #603833 text on white | 9.94:1 | AAA | Lc 92.9 | Preferred for body text |
| #603833 text on black | 2.11:1 | Fails | Lc -9.6 | 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F2E7E5
oklch(93.6% 0.012 29.9)
-
Step 200
200
#E9D3D0
oklch(88.4% 0.025 26.9)
-
Step 300
300
#DCB7B1
oklch(81% 0.044 28.8)
-
Step 400
400
#C99089
oklch(70.7% 0.071 26.8)
-
Step 500
500
#B9746B
oklch(63% 0.089 27.9)
-
Step 600
600
#A55C53
oklch(55.7% 0.097 28)
-
Step 700
700
#8D4B44
oklch(49.1% 0.091 27.2)
-
Step 800
800
#723E38
oklch(42.6% 0.074 27.5)
-
Step 900
900 (this color)
#603833
oklch(38.8% 0.058 27.7)
-
Step 950
950
#361F1C
oklch(26.8% 0.037 27.8)
#603833 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) | #413E32 | 0.059 |
| Deuteranopia (no green cones) | #4B4632 | 0.055 |
| Tritanopia (no blue cones) | #683337 | 0.022 |
| Achromatopsia (no color) | #434343 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603833
#603833
oklch(38.8% 0.058 27.7)
- #144D55
#144D55
oklch(38.8% 0.058 208.6)
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 #603833, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.024
- Chestnut #742802 ΔE 0.061
- Brownish Purple #76424E ΔE 0.064
- Charcoal Grey #3C4142 ΔE 0.067
- Mud Brown #60460F ΔE 0.068
- Onyx #343A40 ΔE 0.081
- Reddy Brown #6E1005 ΔE 0.081
- Red Brown #8B2E16 ΔE 0.088
Use #603833 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.