#CB5735
Closest named color: Terra Cotta (#C9643B). oklch(59.9% 0.156 36.9), rgb(203, 87, 53).
Aa
Black text reads best on this color (4.95:1).
About this color
#CB5735 is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.156 and its hue 37°. 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 4.95:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.156) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 4.95:1 |
| White text | 4.23:1 |
Values
| HEX | #CB5735 |
| RGB | rgb(203, 87, 53) |
| HSL | hsl(14, 59%, 50%) |
| OKLCH | oklch(59.9% 0.156 36.9) |
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 #CB5735 | 4.23:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #CB5735 | 4.95:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #CB5735 text on white | 4.23:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #CB5735 text on black | 4.95:1 | AA | Lc -33.1 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F3D0C6
oklch(88.4% 0.042 36.5)
-
Step 300
300
#EDB09E
oklch(80.9% 0.076 37.1)
-
Step 400
400
#E18469
oklch(70.7% 0.121 37)
-
Step 500
500 (this color)
#CB5735
oklch(59.9% 0.156 36.9)
-
Step 600
600
#C1431B
oklch(55.5% 0.169 36.9)
-
Step 700
700
#A7340B
oklch(49.2% 0.158 37.1)
-
Step 800
800
#872C0F
oklch(42.6% 0.13 36.9)
-
Step 900
900
#6D2915
oklch(37.7% 0.102 36.9)
-
Step 950
950
#40190E
oklch(27% 0.064 36.6)
#CB5735 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) | #776B31 | 0.154 |
| Deuteranopia (no green cones) | #938532 | 0.143 |
| Tritanopia (no blue cones) | #DF3D50 | 0.069 |
| Achromatopsia (no color) | #7B7B7B | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB5735
#CB5735
oklch(59.9% 0.156 36.9)
- #008FA9
#008FA9
oklch(59.9% 0.107 216.6)
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 #CB5735, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.026
- Rusty Orange #CD5909 ΔE 0.028
- Terracotta #CA6641 ΔE 0.030
- Rust Orange #C45508 ΔE 0.031
- Dark Coral #CF524E ΔE 0.033
- Terracota #CB6843 ΔE 0.035
- Deep Orange #DC4D01 ΔE 0.038
- Pale Red #D9544D ΔE 0.039
Use #CB5735 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.