#9A0503
Closest named color: Deep Red (#9A0200). oklch(43.3% 0.175 29.2), rgb(154, 5, 3).
Aa
White text reads best on this color (8.76:1).
About this color
#9A0503 is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.175 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Red (#9A0200), ΔE 0.002 away. White text reads best on it, at 8.76:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.175) |
| Temperature | warm |
| Nearest name | Deep Red (#9A0200) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #9A0503 |
| RGB | rgb(154, 5, 3) |
| HSL | hsl(1, 96%, 31%) |
| OKLCH | oklch(43.3% 0.175 29.2) |
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 #9A0503 | 8.76:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #9A0503 | 2.39:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #9A0503 text on white | 8.76:1 | AAA | Lc 87.6 | Fine for body text |
| #9A0503 text on black | 2.39:1 | Fails | Lc -14.5 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FDE3DF
oklch(93.6% 0.029 28.1)
-
Step 200
200
#FDCCC4
oklch(88.6% 0.057 29)
-
Step 300
300
#FCA79A
oklch(80.9% 0.103 29)
-
Step 400
400
#F57362
oklch(70.6% 0.163 29.4)
-
Step 500
500
#ED4334
oklch(63.1% 0.209 29.3)
-
Step 600
600
#D90302
oklch(55.7% 0.227 29.2)
-
Step 700
700
#B80000
oklch(49.1% 0.202 29.2)
-
Step 800
800 (this color)
#9A0503
oklch(43.3% 0.175 29.2)
-
Step 900
900
#7A150E
oklch(37.7% 0.136 29.3)
-
Step 950
950
#48100A
oklch(27.1% 0.086 29.8)
#9A0503 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) | #403700 | 0.191 |
| Deuteranopia (no green cones) | #615500 | 0.169 |
| Tritanopia (no blue cones) | #AB0009 | 0.037 |
| Achromatopsia (no color) | #4B4B4B | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9A0503
#9A0503
oklch(43.3% 0.175 29.2)
- #005B67
#005B67
oklch(43.2% 0.075 210.2)
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 #9A0503, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Red #9A0200 ΔE 0.002
- Blood Red #980002 ΔE 0.006
- Carmine #9D0216 ΔE 0.014
- Brick Red #8F1402 ΔE 0.023
- Auburn #9B2226 ΔE 0.031
- Burnt Red #9F2305 ΔE 0.032
- Dark Red #8B0000 ΔE 0.035
- Brown Red #922B05 ΔE 0.039
Use #9A0503 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.