#C6280C
Closest named color: Sinopia (#BB3E03). oklch(53.7% 0.197 31.9), rgb(198, 40, 12).
Aa
White text reads best on this color (5.66:1).
About this color
#C6280C is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.197 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.035 away. White text reads best on it, at 5.66:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.197) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.70:1 |
| White text | 5.66:1 |
Values
| HEX | #C6280C |
| RGB | rgb(198, 40, 12) |
| HSL | hsl(9, 89%, 41%) |
| OKLCH | oklch(53.7% 0.197 31.9) |
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 #C6280C | 5.66:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #C6280C | 3.70:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #C6280C text on white | 5.66:1 | AA | Lc 76.6 | Fine for body text |
| #C6280C text on black | 3.70:1 | AA large text | Lc -25.2 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4DF
oklch(93.6% 0.026 32.2)
-
Step 200
200
#F8CEC5
oklch(88.5% 0.049 32.1)
-
Step 300
300
#F4AC9D
oklch(80.9% 0.088 32.1)
-
Step 400
400
#EB7C67
oklch(70.7% 0.141 32)
-
Step 500
500
#E1543C
oklch(63% 0.18 32)
-
Step 600
600 (this color)
#C6280C
oklch(53.7% 0.197 31.9)
-
Step 700
700
#B12005
oklch(49.2% 0.183 32)
-
Step 800
800
#901E0C
oklch(42.8% 0.152 31.7)
-
Step 900
900
#732113
oklch(37.6% 0.118 32.2)
-
Step 950
950
#44150D
oklch(27% 0.075 31.9)
#C6280C 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) | #5C5102 | 0.211 |
| Deuteranopia (no green cones) | #827300 | 0.188 |
| Tritanopia (no blue cones) | #DB0025 | 0.048 |
| Achromatopsia (no color) | #676767 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6280C
#C6280C
oklch(53.7% 0.197 31.9)
- #007C8D
#007C8D
oklch(53.8% 0.093 211.4)
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 #C6280C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.035
- Scarlet #BE0119 ΔE 0.039
- Dull Red #BB3F3F ΔE 0.045
- Rusty Red #AF2F0D ΔE 0.045
- Cherry #CF0234 ΔE 0.046
- Firebrick #B22222 ΔE 0.046
- Lipstick Red #C0022F ΔE 0.048
- Brick Orange #C14A09 ΔE 0.052
Use #C6280C 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.