#CE644B
Closest named color: Terracotta (#CA6641). oklch(62.6% 0.14 34.5), rgb(206, 100, 75).
Aa
Black text reads best on this color (5.54:1).
About this color
#CE644B is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.140 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Terracotta (#CA6641), ΔE 0.015 away. Black text reads best on it, at 5.54:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.140) |
| Temperature | warm |
| Nearest name | Terracotta (#CA6641) |
| Black text | 5.54:1 |
| White text | 3.78:1 |
Values
| HEX | #CE644B |
| RGB | rgb(206, 100, 75) |
| HSL | hsl(11, 57%, 55%) |
| OKLCH | oklch(62.6% 0.14 34.5) |
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 #CE644B | 3.78:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #CE644B | 5.54:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #CE644B text on white | 3.78:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #CE644B text on black | 5.54:1 | AA | Lc -36.8 | 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
#F7E6E1
oklch(93.7% 0.02 37)
-
Step 200
200
#F1D1C9
oklch(88.5% 0.038 34.3)
-
Step 300
300
#E9B1A3
oklch(80.8% 0.069 34.5)
-
Step 400
400
#DC8772
oklch(70.8% 0.11 34.7)
-
Step 500
500 (this color)
#CE644B
oklch(62.6% 0.14 34.5)
-
Step 600
600
#BB4A2F
oklch(55.6% 0.152 34.7)
-
Step 700
700
#A13A22
oklch(49.1% 0.142 34.5)
-
Step 800
800
#83311E
oklch(42.7% 0.118 34.4)
-
Step 900
900
#692C1E
oklch(37.6% 0.091 34.3)
-
Step 950
950
#3E1B12
oklch(27.1% 0.057 35.5)
#CE644B 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) | #7F7548 | 0.141 |
| Deuteranopia (no green cones) | #998C49 | 0.130 |
| Tritanopia (no blue cones) | #E1505E | 0.060 |
| Achromatopsia (no color) | #838383 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CE644B
#CE644B
oklch(62.6% 0.14 34.5)
- #0098B1
#0098B1
oklch(62.5% 0.11 214.8)
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 #CE644B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracotta #CA6641 ΔE 0.015
- Terracota #CB6843 ΔE 0.015
- Terra Cotta #C9643B ΔE 0.020
- Indian Red #CD5C5C ΔE 0.032
- Adobe #BD6C48 ΔE 0.035
- Pale Red #D9544D ΔE 0.037
- Pastel Red #DB5856 ΔE 0.038
- Dark Coral #CF524E ΔE 0.039
Use #CE644B 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.