#C1302F
Closest named color: Dull Red (#BB3F3F). oklch(53.7% 0.182 26.2), rgb(193, 48, 47).
Aa
White text reads best on this color (5.62:1).
About this color
#C1302F is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.182 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.024 away. White text reads best on it, at 5.62:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.182) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #C1302F |
| RGB | rgb(193, 48, 47) |
| HSL | hsl(0, 61%, 47%) |
| OKLCH | oklch(53.7% 0.182 26.2) |
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 #C1302F | 5.62:1 | AA | Lc -82.1 | Fine for body text |
| Black text on #C1302F | 3.73:1 | AA large text | Lc 27.3 | Dividers and decoration only |
| #C1302F text on white | 5.62:1 | AA | Lc 76.7 | Fine for body text |
| #C1302F text on black | 3.73:1 | AA large text | Lc -25.0 | 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 600.
-
Step 50
50
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E2
oklch(93.6% 0.024 23.9)
-
Step 200
200
#F6CECA
oklch(88.4% 0.046 24.8)
-
Step 300
300
#F1ADA5
oklch(81% 0.081 26.5)
-
Step 400
400
#E77E75
oklch(70.7% 0.131 26)
-
Step 500
500
#DC5851
oklch(63% 0.167 26)
-
Step 600
600 (this color)
#C1302F
oklch(53.7% 0.182 26.2)
-
Step 700
700
#AC2727
oklch(49% 0.17 26.1)
-
Step 800
800
#8C2322
oklch(42.7% 0.141 25.9)
-
Step 900
900
#702420
oklch(37.6% 0.108 26.6)
-
Step 950
950
#421614
oklch(26.9% 0.069 25.4)
#C1302F 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) | #5C532D | 0.196 |
| Deuteranopia (no green cones) | #807329 | 0.180 |
| Tritanopia (no blue cones) | #D50032 | 0.046 |
| Achromatopsia (no color) | #676767 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C1302F
#C1302F
oklch(53.7% 0.182 26.2)
- #007C88
#007C88
oklch(53.6% 0.092 206.6)
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 #C1302F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.024
- Lipstick Red #C0022F ΔE 0.039
- Scarlet #BE0119 ΔE 0.039
- Cherry #CF0234 ΔE 0.040
- Firebrick #B22222 ΔE 0.040
- Sinopia #BB3E03 ΔE 0.042
- Dusty Red #B9484E ΔE 0.044
- Rusty Red #AF2F0D ΔE 0.046
Use #C1302F 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.