#CA642F
Closest named color: Terra Cotta (#C9643B). oklch(61.6% 0.145 45.6), rgb(202, 100, 47).
Aa
Black text reads best on this color (5.37:1).
About this color
#CA642F is a medium-dark, vivid orange. In OKLCH its lightness is 62%, its chroma 0.145 and its hue 46°. 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 5.37:1.
| Hue family | Oranges |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.37:1 |
| White text | 3.90:1 |
Values
| HEX | #CA642F |
| RGB | rgb(202, 100, 47) |
| HSL | hsl(21, 62%, 49%) |
| OKLCH | oklch(61.6% 0.145 45.6) |
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 #CA642F | 3.90:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #CA642F | 5.37:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #CA642F text on white | 3.90:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #CA642F text on black | 5.37:1 | AA | Lc -35.7 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DF
oklch(93.6% 0.02 45.3)
-
Step 200
200
#F1D2C4
oklch(88.6% 0.04 45.8)
-
Step 300
300
#E8B39B
oklch(80.9% 0.07 45.5)
-
Step 400
400
#DB8962
oklch(70.7% 0.114 45.8)
-
Step 500
500 (this color)
#CA642F
oklch(61.6% 0.145 45.6)
-
Step 600
600
#BA4D00
oklch(55.5% 0.157 45.6)
-
Step 700
700
#9D4000
oklch(49% 0.139 45.7)
-
Step 800
800
#823300
oklch(42.6% 0.121 45.2)
-
Step 900
900
#692E0E
oklch(37.7% 0.095 45.5)
-
Step 950
950
#3E1C0A
oklch(27.1% 0.06 46.5)
#CA642F 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) | #817328 | 0.132 |
| Deuteranopia (no green cones) | #998A2D | 0.122 |
| Tritanopia (no blue cones) | #DD4E59 | 0.080 |
| Achromatopsia (no color) | #818181 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA642F
#CA642F
oklch(61.6% 0.145 45.6)
- #0093BA
#0093BA
oklch(61.7% 0.117 225.1)
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 #CA642F, 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 0.018
- Chocolate #D2691E ΔE 0.024
- Rust #CA6702 ΔE 0.025
- Rusty Orange #CD5909 ΔE 0.025
- Browny Orange #CA6B02 ΔE 0.031
- Adobe #BD6C48 ΔE 0.031
Use #CA642F 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.