#CA5F40
Closest named color: Terra Cotta (#C9643B). oklch(61.1% 0.144 37), rgb(202, 95, 64).
Aa
Black text reads best on this color (5.22:1).
About this color
#CA5F40 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.144 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.014 away. Black text reads best on it, at 5.22:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.22:1 |
| White text | 4.02:1 |
Values
| HEX | #CA5F40 |
| RGB | rgb(202, 95, 64) |
| HSL | hsl(13, 57%, 52%) |
| OKLCH | oklch(61.1% 0.144 37) |
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 #CA5F40 | 4.02:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #CA5F40 | 5.22:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #CA5F40 text on white | 4.02:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #CA5F40 text on black | 5.22:1 | AA | Lc -34.7 | 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
#F7E6E0
oklch(93.7% 0.02 40.5)
-
Step 200
200
#F1D1C7
oklch(88.5% 0.039 38.1)
-
Step 300
300
#EAB1A1
oklch(80.9% 0.071 36.3)
-
Step 400
400
#DD866D
oklch(70.6% 0.113 36.8)
-
Step 500
500 (this color)
#CA5F40
oklch(61.1% 0.144 37)
-
Step 600
600
#BC4926
oklch(55.5% 0.156 37.1)
-
Step 700
700
#A23919
oklch(49% 0.146 36.7)
-
Step 800
800
#843017
oklch(42.7% 0.121 36.8)
-
Step 900
900
#6A2C1A
oklch(37.7% 0.094 36.9)
-
Step 950
950
#3E1A10
oklch(26.8% 0.059 36.4)
#CA5F40 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) | #7C703D | 0.141 |
| Deuteranopia (no green cones) | #96883E | 0.131 |
| Tritanopia (no blue cones) | #DD4A58 | 0.064 |
| Achromatopsia (no color) | #7F7F7F | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA5F40
#CA5F40
oklch(61.1% 0.144 37)
- #0093AE
#0093AE
oklch(61.2% 0.109 216.9)
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 #CA5F40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.014
- Terracotta #CA6641 ΔE 0.015
- Terracota #CB6843 ΔE 0.020
- Adobe #BD6C48 ΔE 0.033
- Rusty Orange #CD5909 ΔE 0.034
- Dark Coral #CF524E ΔE 0.036
- Indian Red #CD5C5C ΔE 0.037
- Pale Red #D9544D ΔE 0.039
Use #CA5F40 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.