#CA634C
Closest named color: Terracotta (#CA6641). oklch(61.9% 0.136 33.9), rgb(202, 99, 76).
Aa
Black text reads best on this color (5.40:1).
About this color
#CA634C is a medium-dark, moderately saturated red. In OKLCH its lightness is 62%, its chroma 0.136 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Terracotta (#CA6641), ΔE 0.016 away. Black text reads best on it, at 5.40:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.136) |
| Temperature | warm |
| Nearest name | Terracotta (#CA6641) |
| Black text | 5.40:1 |
| White text | 3.88:1 |
Values
| HEX | #CA634C |
| RGB | rgb(202, 99, 76) |
| HSL | hsl(11, 54%, 55%) |
| OKLCH | oklch(61.9% 0.136 33.9) |
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 #CA634C | 3.88:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #CA634C | 5.40:1 | AA | Lc 38.2 | Non-text elements, placeholder text |
| #CA634C text on white | 3.88:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #CA634C text on black | 5.40:1 | AA | Lc -35.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#F0D1C9
oklch(88.4% 0.037 34.8)
-
Step 300
300
#E8B2A5
oklch(80.9% 0.066 33.9)
-
Step 400
400
#DB8774
oklch(70.7% 0.108 33.5)
-
Step 500
500 (this color)
#CA634C
oklch(61.9% 0.136 33.9)
-
Step 600
600
#BA4B33
oklch(55.6% 0.149 33.8)
-
Step 700
700
#A03C26
oklch(49.2% 0.138 34)
-
Step 800
800
#823221
oklch(42.8% 0.115 33.6)
-
Step 900
900
#692D20
oklch(37.8% 0.089 33.7)
-
Step 950
950
#3D1B13
oklch(26.9% 0.056 34.4)
#CA634C 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) | #7D734A | 0.137 |
| Deuteranopia (no green cones) | #978A4A | 0.126 |
| Tritanopia (no blue cones) | #DC505E | 0.058 |
| Achromatopsia (no color) | #818181 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA634C
#CA634C
oklch(61.9% 0.136 33.9)
- #0096AD
#0096AD
oklch(61.9% 0.109 213.5)
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 #CA634C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracotta #CA6641 ΔE 0.016
- Terracota #CB6843 ΔE 0.018
- Terra Cotta #C9643B ΔE 0.020
- Indian Red #CD5C5C ΔE 0.030
- Adobe #BD6C48 ΔE 0.031
- Dark Coral #CF524E ΔE 0.037
- Clay #B66A50 ΔE 0.037
- Pale Red #D9544D ΔE 0.038
Use #CA634C 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.