#C3402E
Closest named color: Dull Red (#BB3F3F). oklch(55.6% 0.17 30.8), rgb(195, 64, 46).
Aa
White text reads best on this color (5.13:1).
About this color
#C3402E is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.170 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.025 away. White text reads best on it, at 5.13:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 4.09:1 |
| White text | 5.13:1 |
Values
| HEX | #C3402E |
| RGB | rgb(195, 64, 46) |
| HSL | hsl(7, 62%, 47%) |
| OKLCH | oklch(55.6% 0.17 30.8) |
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 #C3402E | 5.13:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #C3402E | 4.09:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #C3402E text on white | 5.13:1 | AA | Lc 74.3 | Content text, not long reading |
| #C3402E text on black | 4.09:1 | AA large text | Lc -27.4 | 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
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F4CFC8
oklch(88.4% 0.043 30.5)
-
Step 300
300
#EEAFA3
oklch(81% 0.076 31)
-
Step 400
400
#E38271
oklch(70.8% 0.123 30.9)
-
Step 500
500
#D75E4B
oklch(63% 0.156 30.9)
-
Step 600
600 (this color)
#C3402E
oklch(55.6% 0.17 30.8)
-
Step 700
700
#A83021
oklch(49.1% 0.159 30.6)
-
Step 800
800
#882A1D
oklch(42.7% 0.131 30.9)
-
Step 900
900
#6E281D
oklch(37.8% 0.102 31.2)
-
Step 950
950
#411812
oklch(27% 0.065 30.3)
#C3402E 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) | #655B2B | 0.179 |
| Deuteranopia (no green cones) | #867829 | 0.163 |
| Tritanopia (no blue cones) | #D7183D | 0.060 |
| Achromatopsia (no color) | #6E6E6E | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C3402E
#C3402E
oklch(55.6% 0.17 30.8)
- #008293
#008293
oklch(55.6% 0.096 210.7)
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 #C3402E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.025
- Sinopia #BB3E03 ΔE 0.031
- Brick Orange #C14A09 ΔE 0.034
- Dusty Red #B9484E ΔE 0.038
- Burnt Orange #C04E01 ΔE 0.042
- Faded Red #D3494E ΔE 0.049
- Dark Coral #CF524E ΔE 0.050
- Burnt Siena #B75203 ΔE 0.053
Use #C3402E 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.