#901518
Closest named color: Brick Red (#8F1402). oklch(42.2% 0.157 26.4), rgb(144, 21, 24).
Aa
White text reads best on this color (9.10:1).
About this color
#901518 is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.157 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.015 away. White text reads best on it, at 9.10:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Brick Red (#8F1402) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #901518 |
| RGB | rgb(144, 21, 24) |
| HSL | hsl(359, 75%, 32%) |
| OKLCH | oklch(42.2% 0.157 26.4) |
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 #901518 | 9.10:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #901518 | 2.30:1 | Fails | Lc 14.7 | Not readable |
| #901518 text on white | 9.10:1 | AAA | Lc 89.3 | Fine for body text |
| #901518 text on black | 2.30:1 | Fails | Lc -13.0 | 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 800.
-
Step 50
50
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E1
oklch(93.7% 0.026 26.5)
-
Step 200
200
#F9CDC8
oklch(88.5% 0.05 25.7)
-
Step 300
300
#F6AAA1
oklch(80.9% 0.091 26.8)
-
Step 400
400
#EE786F
oklch(70.6% 0.147 25.9)
-
Step 500
500
#E54E48
oklch(63.1% 0.188 26.3)
-
Step 600
600
#D02729
oklch(55.6% 0.203 26.5)
-
Step 700
700
#B4141C
oklch(49.2% 0.19 26.4)
-
Step 800
800 (this color)
#901518
oklch(42.2% 0.157 26.4)
-
Step 900
900
#751D1B
oklch(37.7% 0.122 26.4)
-
Step 950
950
#451311
oklch(27% 0.077 26)
#901518 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) | #3E3716 | 0.171 |
| Deuteranopia (no green cones) | #5C5212 | 0.156 |
| Tritanopia (no blue cones) | #9F0018 | 0.031 |
| Achromatopsia (no color) | #484848 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #901518
#901518
oklch(42.2% 0.157 26.4)
- #005861
#005861
oklch(42.1% 0.072 206.8)
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 #901518, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Red #8F1402 ΔE 0.015
- Blood Red #980002 ΔE 0.020
- Deep Red #9A0200 ΔE 0.023
- Dark Red #8B0000 ΔE 0.024
- Carmine #9D0216 ΔE 0.027
- Auburn #9B2226 ΔE 0.033
- Red Brown #8B2E16 ΔE 0.037
- Brown Red #922B05 ΔE 0.038
Use #901518 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.