#CA5B35
Closest named color: Terra Cotta (#C9643B). oklch(60.3% 0.151 38.9), rgb(202, 91, 53).
Aa
Black text reads best on this color (5.05:1).
About this color
#CA5B35 is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.151 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.018 away. Black text reads best on it, at 5.05:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.05:1 |
| White text | 4.15:1 |
Values
| HEX | #CA5B35 |
| RGB | rgb(202, 91, 53) |
| HSL | hsl(15, 58%, 50%) |
| OKLCH | oklch(60.3% 0.151 38.9) |
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 #CA5B35 | 4.15:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #CA5B35 | 5.05:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #CA5B35 text on white | 4.15:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #CA5B35 text on black | 5.05:1 | AA | Lc -33.7 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E5E0
oklch(93.5% 0.021 36)
-
Step 200
200
#F2D1C6
oklch(88.5% 0.04 39.3)
-
Step 300
300
#EBB19E
oklch(80.9% 0.073 38.9)
-
Step 400
400
#DF8668
oklch(70.8% 0.118 39.3)
-
Step 500
500 (this color)
#CA5B35
oklch(60.3% 0.151 38.9)
-
Step 600
600
#BF4719
oklch(55.6% 0.164 39)
-
Step 700
700
#A43708
oklch(49% 0.152 39)
-
Step 800
800
#852F0D
oklch(42.6% 0.126 39.3)
-
Step 900
900
#6B2B14
oklch(37.6% 0.098 39.4)
-
Step 950
950
#3F1A0D
oklch(27% 0.062 39.6)
#CA5B35 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) | #796D30 | 0.148 |
| Deuteranopia (no green cones) | #958632 | 0.135 |
| Tritanopia (no blue cones) | #DE4353 | 0.071 |
| Achromatopsia (no color) | #7C7C7C | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA5B35
#CA5B35
oklch(60.3% 0.151 38.9)
- #0090AD
#0090AD
oklch(60.4% 0.109 218.7)
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 #CA5B35, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.018
- Terracotta #CA6641 ΔE 0.023
- Rusty Orange #CD5909 ΔE 0.025
- Terracota #CB6843 ΔE 0.028
- Rust Orange #C45508 ΔE 0.030
- Dark Coral #CF524E ΔE 0.039
- Adobe #BD6C48 ΔE 0.040
- Deep Orange #DC4D01 ΔE 0.040
Use #CA5B35 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.