#90423E
Closest named color: Brick (#A03623). oklch(47.9% 0.107 24.9), rgb(144, 66, 62).
Aa
White text reads best on this color (6.91:1).
About this color
#90423E is a medium-dark, moderately saturated red. In OKLCH its lightness is 48%, its chroma 0.107 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Brick (#A03623), ΔE 0.041 away. White text reads best on it, at 6.91:1.
| Hue family | Reds |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Brick (#A03623) |
| Black text | 3.03:1 |
| White text | 6.91:1 |
Values
| HEX | #90423E |
| RGB | rgb(144, 66, 62) |
| HSL | hsl(3, 40%, 40%) |
| OKLCH | oklch(47.9% 0.107 24.9) |
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 #90423E | 6.91:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #90423E | 3.03:1 | AA large text | Lc 20.6 | Dividers and decoration only |
| #90423E text on white | 6.91:1 | AA | Lc 83.5 | Fine for body text |
| #90423E text on black | 3.03:1 | AA large text | Lc -18.5 | Dividers and decoration only |
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 700.
-
Step 50
50
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F4E6E5
oklch(93.6% 0.015 22.4)
-
Step 200
200
#ECD2D0
oklch(88.5% 0.029 23)
-
Step 300
300
#E0B4B0
oklch(80.8% 0.052 24.3)
-
Step 400
400
#CF8D87
oklch(70.8% 0.082 25.1)
-
Step 500
500
#C16F69
oklch(63.1% 0.105 24.9)
-
Step 600
600
#AC5650
oklch(55.6% 0.114 25.5)
-
Step 700
700 (this color)
#90423E
oklch(47.9% 0.107 24.9)
-
Step 800
800
#783936
oklch(42.6% 0.089 24.3)
-
Step 900
900
#61322F
oklch(37.7% 0.068 24.7)
-
Step 950
950
#391E1C
oklch(27.1% 0.043 24.8)
#90423E 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) | #55503D | 0.112 |
| Deuteranopia (no green cones) | #68603C | 0.104 |
| Tritanopia (no blue cones) | #9D3541 | 0.035 |
| Achromatopsia (no color) | #5A5A5A | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90423E
#90423E
oklch(47.9% 0.107 24.9)
- #006A73
#006A73
oklch(47.8% 0.082 205)
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 #90423E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick #A03623 ΔE 0.041
- Saddle Brown #8B4513 ΔE 0.050
- Light Maroon #A24857 ΔE 0.051
- Dark Mauve #874C62 ΔE 0.053
- Brown #A52A2A ΔE 0.053
- Red Brown #8B2E16 ΔE 0.054
- Russet #A13905 ΔE 0.055
- Brownish Purple #76424E ΔE 0.056
Use #90423E 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.