#C4431A
Closest named color: Brick Orange (#C14A09). oklch(56% 0.172 36.8), rgb(196, 67, 26).
Aa
White text reads best on this color (5.04:1).
About this color
#C4431A is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.172 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.017 away. White text reads best on it, at 5.04:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.16:1 |
| White text | 5.04:1 |
Values
| HEX | #C4431A |
| RGB | rgb(196, 67, 26) |
| HSL | hsl(14, 77%, 44%) |
| OKLCH | oklch(56% 0.172 36.8) |
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 #C4431A | 5.04:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #C4431A | 4.16:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #C4431A text on white | 5.04:1 | AA | Lc 73.8 | Content text, not long reading |
| #C4431A text on black | 4.16:1 | AA large text | Lc -27.9 | Dividers and decoration only |
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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F4D0C6
oklch(88.5% 0.043 36)
-
Step 300
300
#EEB09E
oklch(81% 0.077 36.8)
-
Step 400
400
#E28368
oklch(70.7% 0.124 36.7)
-
Step 500
500
#D7603D
oklch(63.1% 0.158 37)
-
Step 600
600 (this color)
#C4431A
oklch(56% 0.172 36.8)
-
Step 700
700
#A83208
oklch(49.1% 0.161 36.7)
-
Step 800
800
#882B0D
oklch(42.7% 0.133 36.8)
-
Step 900
900
#6E2914
oklch(37.8% 0.104 37.2)
-
Step 950
950
#41190D
oklch(27.1% 0.066 37.3)
#C4431A 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) | #695D12 | 0.175 |
| Deuteranopia (no green cones) | #897912 | 0.158 |
| Tritanopia (no blue cones) | #D81A3C | 0.071 |
| Achromatopsia (no color) | #6F6F6F | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4431A
#C4431A
oklch(56% 0.172 36.8)
- #00829A
#00829A
oklch(55.9% 0.1 216.8)
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 #C4431A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.017
- Sinopia #BB3E03 ΔE 0.023
- Burnt Orange #C04E01 ΔE 0.026
- Rust Orange #C45508 ΔE 0.038
- Burnt Siena #B75203 ΔE 0.039
- Dull Red #BB3F3F ΔE 0.042
- Rusty Orange #CD5909 ΔE 0.051
- Cinnamon #AC4F06 ΔE 0.051
Use #C4431A 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.