#5A403C
Closest named color: Purple Brown (#673A3F). oklch(39.9% 0.037 28.7), rgb(90, 64, 60).
Aa
White text reads best on this color (9.40:1).
About this color
#5A403C is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.037 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.030 away. White text reads best on it, at 9.40:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.037) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.23:1 |
| White text | 9.40:1 |
Values
| HEX | #5A403C |
| RGB | rgb(90, 64, 60) |
| HSL | hsl(8, 20%, 29%) |
| OKLCH | oklch(39.9% 0.037 28.7) |
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 #5A403C | 9.40:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #5A403C | 2.23:1 | Fails | Lc 12.3 | Not readable |
| #5A403C text on white | 9.40:1 | AAA | Lc 91.7 | Preferred for body text |
| #5A403C text on black | 2.23:1 | Fails | Lc -10.7 | 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
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#EFE8E7
oklch(93.6% 0.008 27.2)
-
Step 200
200
#E3D6D3
oklch(88.6% 0.015 33.1)
-
Step 300
300
#D2BAB6
oklch(80.8% 0.028 29)
-
Step 400
400
#BB9791
oklch(70.8% 0.044 29.2)
-
Step 500
500
#A97D76
oklch(63.1% 0.056 29)
-
Step 600
600
#94665F
oklch(55.7% 0.061 28.8)
-
Step 700
700
#7E544E
oklch(49% 0.057 28.3)
-
Step 800
800
#674540
oklch(42.7% 0.048 28.5)
-
Step 900
900 (this color)
#5A403C
oklch(39.9% 0.037 28.7)
-
Step 950
950
#312220
oklch(26.9% 0.024 27.3)
#5A403C 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) | #45433C | 0.038 |
| Deuteranopia (no green cones) | #4C483C | 0.033 |
| Tritanopia (no blue cones) | #603D3F | 0.016 |
| Achromatopsia (no color) | #464646 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A403C
#5A403C
oklch(39.9% 0.037 28.7)
- #2F4D52
#2F4D52
oklch(39.9% 0.037 209.1)
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 #5A403C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.030
- Charcoal Grey #3C4142 ΔE 0.052
- Brownish Purple #76424E ΔE 0.062
- Mud Brown #60460F ΔE 0.063
- Onyx #343A40 ΔE 0.072
- Dark Slate Gray #2F4F4F ΔE 0.075
- Chestnut #742802 ΔE 0.081
- Charcoal #264653 ΔE 0.084
Use #5A403C 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.