#CA5F34
Closest named color: Terra Cotta (#C9643B). oklch(60.9% 0.148 41.3), rgb(202, 95, 52).
Aa
Black text reads best on this color (5.19:1).
About this color
#CA5F34 is a medium-dark, vivid orange. In OKLCH its lightness is 61%, its chroma 0.148 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.011 away. Black text reads best on it, at 5.19:1.
| Hue family | Oranges |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.148) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.19:1 |
| White text | 4.04:1 |
Values
| HEX | #CA5F34 |
| RGB | rgb(202, 95, 52) |
| HSL | hsl(17, 59%, 50%) |
| OKLCH | oklch(60.9% 0.148 41.3) |
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 #CA5F34 | 4.04:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #CA5F34 | 5.19:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #CA5F34 text on white | 4.04:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #CA5F34 text on black | 5.19:1 | AA | Lc -34.6 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F7E6DF
oklch(93.7% 0.021 43.9)
-
Step 200
200
#F2D1C5
oklch(88.5% 0.041 41)
-
Step 300
300
#EAB29D
oklch(81% 0.072 41.5)
-
Step 400
400
#DD8766
oklch(70.7% 0.116 41.6)
-
Step 500
500 (this color)
#CA5F34
oklch(60.9% 0.148 41.3)
-
Step 600
600
#BD4913
oklch(55.5% 0.161 41.1)
-
Step 700
700
#A33A01
oklch(49.2% 0.15 41.4)
-
Step 800
800
#843109
oklch(42.7% 0.124 41.5)
-
Step 900
900
#6A2C13
oklch(37.6% 0.096 41)
-
Step 950
950
#3F1B0D
oklch(27.2% 0.061 41.2)
#CA5F34 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) | #7D702F | 0.140 |
| Deuteranopia (no green cones) | #978731 | 0.128 |
| Tritanopia (no blue cones) | #DD4856 | 0.073 |
| Achromatopsia (no color) | #7E7E7E | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA5F34
#CA5F34
oklch(60.9% 0.148 41.3)
- #0091B2
#0091B2
oklch(60.8% 0.112 221.4)
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 #CA5F34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.011
- Terracotta #CA6641 ΔE 0.016
- Terracota #CB6843 ΔE 0.021
- Rusty Orange #CD5909 ΔE 0.023
- Rust Orange #C45508 ΔE 0.032
- Adobe #BD6C48 ΔE 0.034
- Chocolate #D2691E ΔE 0.035
- Rust #CA6702 ΔE 0.036
Use #CA5F34 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.