#C0645A
Closest named color: Indian Red (#CD5C5C). oklch(60.9% 0.12 27.6), rgb(192, 100, 90).
Aa
Black text reads best on this color (5.21:1).
About this color
#C0645A is a medium-dark, moderately saturated red. In OKLCH its lightness is 61%, its chroma 0.120 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Indian Red (#CD5C5C), ΔE 0.028 away. Black text reads best on it, at 5.21:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Indian Red (#CD5C5C) |
| Black text | 5.21:1 |
| White text | 4.02:1 |
Values
| HEX | #C0645A |
| RGB | rgb(192, 100, 90) |
| HSL | hsl(6, 45%, 55%) |
| OKLCH | oklch(60.9% 0.12 27.6) |
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 #C0645A | 4.02:1 | AA large text | Lc -72.7 | Content text, not long reading |
| Black text on #C0645A | 5.21:1 | AA | Lc 36.9 | Non-text elements, placeholder text |
| #C0645A text on white | 4.02:1 | AA large text | Lc 67.2 | Content text, not long reading |
| #C0645A text on black | 5.21:1 | AA | Lc -34.5 | 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
#F5E6E4
oklch(93.6% 0.017 26.7)
-
Step 200
200
#EED2CD
oklch(88.6% 0.032 29.8)
-
Step 300
300
#E4B3AC
oklch(80.9% 0.058 27.8)
-
Step 400
400
#D58A80
oklch(70.8% 0.094 27.9)
-
Step 500
500 (this color)
#C0645A
oklch(60.9% 0.12 27.6)
-
Step 600
600
#B35147
oklch(55.7% 0.13 27.9)
-
Step 700
700
#9A4139
oklch(49.2% 0.121 27.5)
-
Step 800
800
#7D362F
oklch(42.8% 0.1 27.7)
-
Step 900
900
#652F2A
oklch(37.7% 0.079 26.9)
-
Step 950
950
#3B1C19
oklch(26.9% 0.049 26.6)
#C0645A 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) | #7A7359 | 0.123 |
| Deuteranopia (no green cones) | #908658 | 0.115 |
| Tritanopia (no blue cones) | #D05662 | 0.043 |
| Achromatopsia (no color) | #7F7F7F | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C0645A
#C0645A
oklch(60.9% 0.12 27.6)
- #0094A3
#0094A3
oklch(60.9% 0.105 207.4)
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 #C0645A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indian Red #CD5C5C ΔE 0.028
- Clay #B66A50 ΔE 0.028
- Dusky Rose #BA6873 ΔE 0.034
- Adobe #BD6C48 ΔE 0.035
- Terracotta #CA6641 ΔE 0.036
- Terracota #CB6843 ΔE 0.038
- Pinkish Brown #B17261 ΔE 0.039
- Terra Cotta #C9643B ΔE 0.039
Use #C0645A 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.