#5A3333
Closest named color: Purple Brown (#673A3F). oklch(37% 0.057 20.1), rgb(90, 51, 51).
Aa
White text reads best on this color (10.73:1).
About this color
#5A3333 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.057 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.037 away. White text reads best on it, at 10.73:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.057) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.95:1 |
| White text | 10.73:1 |
Values
| HEX | #5A3333 |
| RGB | rgb(90, 51, 51) |
| HSL | hsl(0, 28%, 28%) |
| OKLCH | oklch(37% 0.057 20.1) |
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 #5A3333 | 10.73:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #5A3333 | 1.95:1 | Fails | Lc 9.2 | Not readable |
| #5A3333 text on white | 10.73:1 | AAA | Lc 94.7 | Preferred for body text |
| #5A3333 text on black | 1.95:1 | Fails | Lc -7.9 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F2E7E6
oklch(93.6% 0.012 23.7)
-
Step 200
200
#E8D3D3
oklch(88.4% 0.023 17.6)
-
Step 300
300
#DBB6B5
oklch(80.8% 0.043 19.9)
-
Step 400
400
#C8908F
oklch(70.7% 0.068 20.1)
-
Step 500
500
#B87473
oklch(63.1% 0.086 20.7)
-
Step 600
600
#A35B5C
oklch(55.5% 0.095 19.7)
-
Step 700
700
#8C4B4C
oklch(49.2% 0.088 19.8)
-
Step 800
800
#723E3E
oklch(42.8% 0.073 20.5)
-
Step 900
900 (this color)
#5A3333
oklch(37% 0.057 20.1)
-
Step 950
950
#361F1F
oklch(26.9% 0.036 19.7)
#5A3333 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) | #3B3933 | 0.060 |
| Deuteranopia (no green cones) | #444132 | 0.057 |
| Tritanopia (no blue cones) | #612E33 | 0.018 |
| Achromatopsia (no color) | #3E3E3E | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A3333
#5A3333
oklch(37% 0.057 20.1)
- #0F494B
#0F494B
oklch(37.1% 0.057 198.4)
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 #5A3333, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.037
- Charcoal Grey #3C4142 ΔE 0.063
- Chestnut #742802 ΔE 0.068
- Onyx #343A40 ΔE 0.071
- Reddy Brown #6E1005 ΔE 0.077
- Brownish Purple #76424E ΔE 0.079
- Mud Brown #60460F ΔE 0.082
- Claret #680018 ΔE 0.086
Use #5A3333 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.