#C4664D
Closest named color: Terracotta (#CA6641). oklch(61.5% 0.126 35.9), rgb(196, 102, 77).
Aa
Black text reads best on this color (5.35:1).
About this color
#C4664D is a medium-dark, moderately saturated red. In OKLCH its lightness is 61%, its chroma 0.126 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Terracotta (#CA6641), ΔE 0.017 away. Black text reads best on it, at 5.35:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.126) |
| Temperature | warm |
| Nearest name | Terracotta (#CA6641) |
| Black text | 5.35:1 |
| White text | 3.92:1 |
Values
| HEX | #C4664D |
| RGB | rgb(196, 102, 77) |
| HSL | hsl(13, 50%, 54%) |
| OKLCH | oklch(61.5% 0.126 35.9) |
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 #C4664D | 3.92:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #C4664D | 5.35:1 | AA | Lc 37.9 | Non-text elements, placeholder text |
| #C4664D text on white | 3.92:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #C4664D text on black | 5.35:1 | AA | Lc -35.5 | 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
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E2
oklch(93.6% 0.017 35.3)
-
Step 200
200
#EFD2CA
oklch(88.6% 0.034 35.9)
-
Step 300
300
#E5B3A5
oklch(80.8% 0.062 36.2)
-
Step 400
400
#D68A75
oklch(70.6% 0.099 36.2)
-
Step 500
500 (this color)
#C4664D
oklch(61.5% 0.126 35.9)
-
Step 600
600
#B55036
oklch(55.6% 0.138 35.5)
-
Step 700
700
#9B4028
oklch(49% 0.128 35.8)
-
Step 800
800
#7E3623
oklch(42.7% 0.105 35.8)
-
Step 900
900
#662F21
oklch(37.6% 0.083 35.4)
-
Step 950
950
#3C1C14
oklch(27% 0.053 35.1)
#C4664D 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) | #7E744B | 0.124 |
| Deuteranopia (no green cones) | #95884B | 0.114 |
| Tritanopia (no blue cones) | #D65560 | 0.057 |
| Achromatopsia (no color) | #818181 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4664D
#C4664D
oklch(61.5% 0.126 35.9)
- #0094AE
#0094AE
oklch(61.4% 0.109 216)
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 #C4664D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracotta #CA6641 ΔE 0.017
- Terracota #CB6843 ΔE 0.019
- Terra Cotta #C9643B ΔE 0.020
- Adobe #BD6C48 ΔE 0.021
- Clay #B66A50 ΔE 0.025
- Indian Red #CD5C5C ΔE 0.037
- Pinkish Brown #B17261 ΔE 0.042
- Dark Coral #CF524E ΔE 0.045
Use #C4664D 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.