#C63F14
Closest named color: Brick Orange (#C14A09). oklch(55.8% 0.179 36.3), rgb(198, 63, 20).
Aa
White text reads best on this color (5.09:1).
About this color
#C63F14 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.179 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.022 away. White text reads best on it, at 5.09:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.179) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #C63F14 |
| RGB | rgb(198, 63, 20) |
| HSL | hsl(14, 82%, 43%) |
| OKLCH | oklch(55.8% 0.179 36.3) |
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 #C63F14 | 5.09:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #C63F14 | 4.12:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #C63F14 text on white | 5.09:1 | AA | Lc 74.0 | Content text, not long reading |
| #C63F14 text on black | 4.12:1 | AA large text | Lc -27.7 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F5D0C5
oklch(88.6% 0.045 37.2)
-
Step 300
300
#EFAF9D
oklch(80.9% 0.08 36.3)
-
Step 400
400
#E48266
oklch(70.7% 0.128 36.8)
-
Step 500
500
#DA5D3B
oklch(63.1% 0.165 36.1)
-
Step 600
600 (this color)
#C63F14
oklch(55.8% 0.179 36.3)
-
Step 700
700
#AA2F01
oklch(49.1% 0.166 36.5)
-
Step 800
800
#8A2909
oklch(42.7% 0.137 36.5)
-
Step 900
900
#6F2713
oklch(37.7% 0.107 36.1)
-
Step 950
950
#41180C
oklch(26.9% 0.067 37)
#C63F14 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) | #675B09 | 0.184 |
| Deuteranopia (no green cones) | #897907 | 0.165 |
| Tritanopia (no blue cones) | #DA0A38 | 0.071 |
| Achromatopsia (no color) | #6E6E6E | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C63F14
#C63F14
oklch(55.8% 0.179 36.3)
- #008299
#008299
oklch(55.9% 0.099 215.9)
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 #C63F14, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.022
- Sinopia #BB3E03 ΔE 0.024
- Burnt Orange #C04E01 ΔE 0.031
- Rust Orange #C45508 ΔE 0.043
- Dull Red #BB3F3F ΔE 0.043
- Burnt Siena #B75203 ΔE 0.045
- Rusty Orange #CD5909 ΔE 0.055
- Deep Orange #DC4D01 ΔE 0.055
Use #C63F14 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.