#CA6543
Closest named color: Terracotta (#CA6641). oklch(62% 0.137 39.1), rgb(202, 101, 67).
Aa
Black text reads best on this color (5.45:1).
About this color
#CA6543 is a medium-light, moderately saturated red. In OKLCH its lightness is 62%, its chroma 0.137 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Terracotta (#CA6641), ΔE 0.004 away. Black text reads best on it, at 5.45:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.137) |
| Temperature | warm |
| Nearest name | Terracotta (#CA6641) |
| Black text | 5.45:1 |
| White text | 3.85:1 |
Values
| HEX | #CA6543 |
| RGB | rgb(202, 101, 67) |
| HSL | hsl(15, 56%, 53%) |
| OKLCH | oklch(62% 0.137 39.1) |
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 #CA6543 | 3.85:1 | AA large text | Lc -71.0 | Content text, not long reading |
| Black text on #CA6543 | 5.45:1 | AA | Lc 38.6 | Non-text elements, placeholder text |
| #CA6543 text on white | 3.85:1 | AA large text | Lc 65.5 | Content text, not long reading |
| #CA6543 text on black | 5.45:1 | AA | Lc -36.2 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#F0D1C7
oklch(88.4% 0.038 38.7)
-
Step 300
300
#E8B2A1
oklch(80.8% 0.068 38.2)
-
Step 400
400
#DA896E
oklch(70.8% 0.107 39.2)
-
Step 500
500 (this color)
#CA6543
oklch(62% 0.137 39.1)
-
Step 600
600
#B94D27
oklch(55.6% 0.149 38.9)
-
Step 700
700
#9F3D19
oklch(49.1% 0.139 39)
-
Step 800
800
#813318
oklch(42.6% 0.115 38.7)
-
Step 900
900
#682E1A
oklch(37.7% 0.089 39.2)
-
Step 950
950
#3D1B10
oklch(26.9% 0.057 38.5)
#CA6543 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) | #807440 | 0.132 |
| Deuteranopia (no green cones) | #988A41 | 0.122 |
| Tritanopia (no blue cones) | #DD515D | 0.066 |
| Achromatopsia (no color) | #828282 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA6543
#CA6543
oklch(62% 0.137 39.1)
- #0095B4
#0095B4
oklch(61.9% 0.112 219.5)
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 #CA6543, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracotta #CA6641 ΔE 0.004
- Terracota #CB6843 ΔE 0.007
- Terra Cotta #C9643B ΔE 0.008
- Adobe #BD6C48 ΔE 0.026
- Chocolate #D2691E ΔE 0.036
- Clay #B66A50 ΔE 0.037
- Rusty Orange #CD5909 ΔE 0.038
- Indian Red #CD5C5C ΔE 0.042
Use #CA6543 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.