#C25839
Closest named color: Rust Orange (#C45508). oklch(58.8% 0.144 37), rgb(194, 88, 57).
Aa
Black text reads best on this color (4.74:1).
About this color
#C25839 is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.144 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Orange (#C45508), ΔE 0.030 away. Black text reads best on it, at 4.74:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Rust Orange (#C45508) |
| Black text | 4.74:1 |
| White text | 4.42:1 |
Values
| HEX | #C25839 |
| RGB | rgb(194, 88, 57) |
| HSL | hsl(14, 55%, 49%) |
| OKLCH | oklch(58.8% 0.144 37) |
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 #C25839 | 4.42:1 | AA large text | Lc -75.5 | Fine for body text |
| Black text on #C25839 | 4.74:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #C25839 text on white | 4.42:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #C25839 text on black | 4.74:1 | AA | Lc -31.6 | 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 600.
-
Step 50
50
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F0D2C9
oklch(88.6% 0.036 37.4)
-
Step 300
300
#E7B3A3
oklch(81% 0.065 37.8)
-
Step 400
400
#D88972
oklch(70.6% 0.103 37)
-
Step 500
500
#CC694D
oklch(63.1% 0.132 36.7)
-
Step 600
600 (this color)
#C25839
oklch(58.8% 0.144 37)
-
Step 700
700
#9E3E22
oklch(49.1% 0.135 36.7)
-
Step 800
800
#80341E
oklch(42.7% 0.111 36.8)
-
Step 900
900
#672E1E
oklch(37.6% 0.086 36.6)
-
Step 950
950
#3D1C12
oklch(27.1% 0.055 37.6)
#C25839 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) | #756936 | 0.141 |
| Deuteranopia (no green cones) | #8F8136 | 0.131 |
| Tritanopia (no blue cones) | #D54251 | 0.064 |
| Achromatopsia (no color) | #787878 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C25839
#C25839
oklch(58.8% 0.144 37)
- #008BA5
#008BA5
oklch(58.7% 0.105 217.1)
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 #C25839, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Orange #C45508 ΔE 0.030
- Terra Cotta #C9643B ΔE 0.031
- Burnt Orange #C04E01 ΔE 0.035
- Terracotta #CA6641 ΔE 0.036
- Brick Orange #C14A09 ΔE 0.036
- Rusty Orange #CD5909 ΔE 0.036
- Dark Coral #CF524E ΔE 0.039
- Terracota #CB6843 ΔE 0.041
Use #C25839 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.