#C22F28
Closest named color: Dull Red (#BB3F3F). oklch(53.7% 0.185 28), rgb(194, 47, 40).
Aa
White text reads best on this color (5.62:1).
About this color
#C22F28 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.185 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.028 away. White text reads best on it, at 5.62:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #C22F28 |
| RGB | rgb(194, 47, 40) |
| HSL | hsl(3, 66%, 46%) |
| OKLCH | oklch(53.7% 0.185 28) |
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 #C22F28 | 5.62:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #C22F28 | 3.73:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #C22F28 text on white | 5.62:1 | AA | Lc 76.7 | Fine for body text |
| #C22F28 text on black | 3.73:1 | AA large text | Lc -25.1 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E1
oklch(93.6% 0.025 26.9)
-
Step 200
200
#F6CEC8
oklch(88.4% 0.046 28)
-
Step 300
300
#F2ADA3
oklch(81% 0.083 28.3)
-
Step 400
400
#E87E71
oklch(70.8% 0.133 28.2)
-
Step 500
500
#DD584B
oklch(63.1% 0.169 28.4)
-
Step 600
600 (this color)
#C22F28
oklch(53.7% 0.185 28)
-
Step 700
700
#AD2621
oklch(49.1% 0.172 27.8)
-
Step 800
800
#8D231D
oklch(42.8% 0.143 28.1)
-
Step 900
900
#71231D
oklch(37.7% 0.111 28)
-
Step 950
950
#431612
oklch(27.1% 0.071 27.8)
#C22F28 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) | #5C5325 | 0.199 |
| Deuteranopia (no green cones) | #817321 | 0.181 |
| Tritanopia (no blue cones) | #D6002F | 0.046 |
| Achromatopsia (no color) | #676767 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C22F28
#C22F28
oklch(53.7% 0.185 28)
- #007C8A
#007C8A
oklch(53.7% 0.092 208.6)
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 #C22F28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.028
- Sinopia #BB3E03 ΔE 0.037
- Scarlet #BE0119 ΔE 0.038
- Firebrick #B22222 ΔE 0.041
- Lipstick Red #C0022F ΔE 0.041
- Cherry #CF0234 ΔE 0.042
- Rusty Red #AF2F0D ΔE 0.044
- Dusty Red #B9484E ΔE 0.048
Use #C22F28 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.