#C15D43
Closest named color: Terra Cotta (#C9643B). oklch(59.5% 0.135 35.6), rgb(193, 93, 67).
Aa
Black text reads best on this color (4.91:1).
About this color
#C15D43 is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.135 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.026 away. Black text reads best on it, at 4.91:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.135) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 4.91:1 |
| White text | 4.27:1 |
Values
| HEX | #C15D43 |
| RGB | rgb(193, 93, 67) |
| HSL | hsl(12, 50%, 51%) |
| OKLCH | oklch(59.5% 0.135 35.6) |
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 #C15D43 | 4.27:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #C15D43 | 4.91:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #C15D43 text on white | 4.27:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #C15D43 text on black | 4.91:1 | AA | Lc -32.6 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F0D1C9
oklch(88.4% 0.037 34.8)
-
Step 300
300
#E8B2A4
oklch(80.9% 0.066 35)
-
Step 400
400
#DA8873
oklch(70.7% 0.106 35.1)
-
Step 500
500 (this color)
#C15D43
oklch(59.5% 0.135 35.6)
-
Step 600
600
#B94D31
oklch(55.7% 0.146 35.6)
-
Step 700
700
#9F3D23
oklch(49.2% 0.136 35.7)
-
Step 800
800
#81331F
oklch(42.7% 0.113 35.5)
-
Step 900
900
#682E1F
oklch(37.8% 0.087 35.6)
-
Step 950
950
#3D1B13
oklch(26.9% 0.056 34.4)
#C15D43 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) | #776D40 | 0.134 |
| Deuteranopia (no green cones) | #908341 | 0.123 |
| Tritanopia (no blue cones) | #D34A57 | 0.059 |
| Achromatopsia (no color) | #7A7A7A | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C15D43
#C15D43
oklch(59.5% 0.135 35.6)
- #008EA6
#008EA6
oklch(59.5% 0.105 215.2)
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 #C15D43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.026
- Terracotta #CA6641 ΔE 0.029
- Clay #B66A50 ΔE 0.032
- Adobe #BD6C48 ΔE 0.033
- Terracota #CB6843 ΔE 0.034
- Dark Coral #CF524E ΔE 0.038
- Rust Orange #C45508 ΔE 0.039
- Indian Red #CD5C5C ΔE 0.040
Use #C15D43 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.