#C3443B
Closest named color: Dull Red (#BB3F3F). oklch(56.3% 0.164 27.6), rgb(195, 68, 59).
Aa
White text reads best on this color (4.98:1).
About this color
#C3443B is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.164 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.021 away. White text reads best on it, at 4.98:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.164) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #C3443B |
| RGB | rgb(195, 68, 59) |
| HSL | hsl(4, 54%, 50%) |
| OKLCH | oklch(56.3% 0.164 27.6) |
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 #C3443B | 4.98:1 | AA | Lc -79.0 | Fine for body text |
| Black text on #C3443B | 4.21:1 | AA large text | Lc 30.5 | Non-text elements, placeholder text |
| #C3443B text on white | 4.98:1 | AA | Lc 73.6 | Content text, not long reading |
| #C3443B text on black | 4.21:1 | AA large text | Lc -28.1 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F8E5E2
oklch(93.6% 0.021 28.3)
-
Step 200
200
#F3D0CA
oklch(88.6% 0.04 29.4)
-
Step 300
300
#EDAFA7
oklch(81% 0.074 27.1)
-
Step 400
400
#E18277
oklch(70.7% 0.119 27.5)
-
Step 500
500
#D55F54
oklch(63% 0.151 27.6)
-
Step 600
600 (this color)
#C3443B
oklch(56.3% 0.164 27.6)
-
Step 700
700
#A6322B
oklch(49.1% 0.153 27.7)
-
Step 800
800
#872B25
oklch(42.7% 0.127 27.5)
-
Step 900
900
#6C2823
oklch(37.6% 0.098 27)
-
Step 950
950
#401915
oklch(27.1% 0.062 27.8)
#C3443B 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) | #675E39 | 0.173 |
| Deuteranopia (no green cones) | #867A37 | 0.161 |
| Tritanopia (no blue cones) | #D62443 | 0.053 |
| Achromatopsia (no color) | #707070 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C3443B
#C3443B
oklch(56.3% 0.164 27.6)
- #008592
#008592
oklch(56.4% 0.097 206.8)
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 #C3443B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.021
- Dusty Red #B9484E ΔE 0.028
- Faded Red #D3494E ΔE 0.040
- Dark Coral #CF524E ΔE 0.041
- Brick Orange #C14A09 ΔE 0.042
- Sinopia #BB3E03 ΔE 0.042
- Burnt Orange #C04E01 ΔE 0.049
- Dark Rose #B5485D ΔE 0.050
Use #C3443B 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.