#C6401A
Closest named color: Brick Orange (#C14A09). oklch(56% 0.177 35.6), rgb(198, 64, 26).
Aa
White text reads best on this color (5.06:1).
About this color
#C6401A is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.177 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.023 away. White text reads best on it, at 5.06:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #C6401A |
| RGB | rgb(198, 64, 26) |
| HSL | hsl(13, 77%, 44%) |
| OKLCH | oklch(56% 0.177 35.6) |
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 #C6401A | 5.06:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #C6401A | 4.14:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #C6401A text on white | 5.06:1 | AA | Lc 73.8 | Content text, not long reading |
| #C6401A text on black | 4.14:1 | 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
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F5D0C5
oklch(88.6% 0.045 37.2)
-
Step 300
300
#EFAF9E
oklch(80.9% 0.079 35.4)
-
Step 400
400
#E48268
oklch(70.8% 0.127 35.8)
-
Step 500
500
#D95E3D
oklch(63.1% 0.162 36)
-
Step 600
600 (this color)
#C6401A
oklch(56% 0.177 35.6)
-
Step 700
700
#A92F08
oklch(49% 0.164 35.6)
-
Step 800
800
#8A290D
oklch(42.8% 0.137 35.7)
-
Step 900
900
#6F2714
oklch(37.7% 0.107 35.6)
-
Step 950
950
#41180D
oklch(27% 0.067 36)
#C6401A 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) | #685C12 | 0.181 |
| Deuteranopia (no green cones) | #897A11 | 0.165 |
| Tritanopia (no blue cones) | #DA0F39 | 0.069 |
| Achromatopsia (no color) | #6F6F6F | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6401A
#C6401A
oklch(56% 0.177 35.6)
- #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 #C6401A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.023
- Sinopia #BB3E03 ΔE 0.025
- Burnt Orange #C04E01 ΔE 0.031
- Dull Red #BB3F3F ΔE 0.041
- Rust Orange #C45508 ΔE 0.042
- Burnt Siena #B75203 ΔE 0.045
- Dusty Red #B9484E ΔE 0.053
- Rusty Orange #CD5909 ΔE 0.054
Use #C6401A 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.