#CA220A
Closest named color: Scarlet (#BE0119). oklch(54% 0.204 31.1), rgb(202, 34, 10).
Aa
White text reads best on this color (5.60:1).
About this color
#CA220A is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.204 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.039 away. White text reads best on it, at 5.60:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.204) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.74:1 |
| White text | 5.60:1 |
Values
| HEX | #CA220A |
| RGB | rgb(202, 34, 10) |
| HSL | hsl(8, 91%, 42%) |
| OKLCH | oklch(54% 0.204 31.1) |
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 #CA220A | 5.60:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #CA220A | 3.74:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #CA220A text on white | 5.60:1 | AA | Lc 76.1 | Fine for body text |
| #CA220A text on black | 3.74:1 | AA large text | Lc -25.6 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FBE4DF
oklch(93.6% 0.026 32.2)
-
Step 200
200
#F9CDC5
oklch(88.4% 0.051 30.1)
-
Step 300
300
#F6AB9C
oklch(80.9% 0.092 31.7)
-
Step 400
400
#EE7A66
oklch(70.8% 0.147 31.2)
-
Step 500
500
#E4503B
oklch(63% 0.187 30.9)
-
Step 600
600 (this color)
#CA220A
oklch(54% 0.204 31.1)
-
Step 700
700
#B31802
oklch(49% 0.189 31)
-
Step 800
800
#921A09
oklch(42.8% 0.157 31.2)
-
Step 900
900
#751E13
oklch(37.7% 0.123 30.7)
-
Step 950
950
#45140C
oklch(27% 0.077 31.7)
#CA220A 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) | #5C5000 | 0.219 |
| Deuteranopia (no green cones) | #847500 | 0.197 |
| Tritanopia (no blue cones) | #DF0020 | 0.044 |
| Achromatopsia (no color) | #686868 | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA220A
#CA220A
oklch(54% 0.204 31.1)
- #007D8D
#007D8D
oklch(54% 0.094 210.3)
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 #CA220A, closest first.
No curated palette has a color within ΔE 0.04 of #CA220A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.039
- Cherry #CF0234 ΔE 0.041
- Sinopia #BB3E03 ΔE 0.043
- Lipstick Red #C0022F ΔE 0.047
- Dull Red #BB3F3F ΔE 0.049
- Firebrick #B22222 ΔE 0.051
- Rusty Red #AF2F0D ΔE 0.053
- Crimson #DC143C ΔE 0.054
Use #CA220A 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.