#CA645A
Closest named color: Indian Red (#CD5C5C). oklch(62.3% 0.132 27.2), rgb(202, 100, 90).
Aa
Black text reads best on this color (5.48:1).
About this color
#CA645A is a medium-light, moderately saturated red. In OKLCH its lightness is 62%, its chroma 0.132 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Indian Red (#CD5C5C), ΔE 0.019 away. Black text reads best on it, at 5.48:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Indian Red (#CD5C5C) |
| Black text | 5.48:1 |
| White text | 3.83:1 |
Values
| HEX | #CA645A |
| RGB | rgb(202, 100, 90) |
| HSL | hsl(5, 51%, 57%) |
| OKLCH | oklch(62.3% 0.132 27.2) |
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 #CA645A | 3.83:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #CA645A | 5.48:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #CA645A text on white | 3.83:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #CA645A text on black | 5.48:1 | AA | Lc -36.3 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E5E3
oklch(93.5% 0.019 25.6)
-
Step 200
200
#F0D1CC
oklch(88.5% 0.036 28.7)
-
Step 300
300
#E7B1AA
oklch(80.8% 0.064 27)
-
Step 400
400
#D9877D
oklch(70.6% 0.103 27.4)
-
Step 500
500 (this color)
#CA645A
oklch(62.3% 0.132 27.2)
-
Step 600
600
#B84B43
oklch(55.5% 0.143 26.9)
-
Step 700
700
#9E3C34
oklch(49.1% 0.132 27.6)
-
Step 800
800
#81322C
oklch(42.8% 0.111 27.1)
-
Step 900
900
#682D27
oklch(37.7% 0.086 27.8)
-
Step 950
950
#3D1B17
oklch(27% 0.054 28.1)
#CA645A 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) | #7C7559 | 0.137 |
| Deuteranopia (no green cones) | #968A58 | 0.125 |
| Tritanopia (no blue cones) | #DC5362 | 0.048 |
| Achromatopsia (no color) | #828282 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA645A
#CA645A
oklch(62.3% 0.132 27.2)
- #0098A8
#0098A8
oklch(62.2% 0.107 207.9)
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 #CA645A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indian Red #CD5C5C ΔE 0.019
- Terracotta #CA6641 ΔE 0.031
- Terracota #CB6843 ΔE 0.032
- Dark Coral #CF524E ΔE 0.035
- Pastel Red #DB5856 ΔE 0.035
- Terra Cotta #C9643B ΔE 0.036
- Pale Red #D9544D ΔE 0.037
- Adobe #BD6C48 ΔE 0.041
Use #CA645A 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.