#C34940
Closest named color: Dull Red (#BB3F3F). oklch(57% 0.158 27.4), rgb(195, 73, 64).
Aa
White text reads best on this color (4.83:1).
About this color
#C34940 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.158 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.027 away. White text reads best on it, at 4.83:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 4.34:1 |
| White text | 4.83:1 |
Values
| HEX | #C34940 |
| RGB | rgb(195, 73, 64) |
| HSL | hsl(4, 52%, 51%) |
| OKLCH | oklch(57% 0.158 27.4) |
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 #C34940 | 4.83:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #C34940 | 4.34:1 | AA large text | Lc 31.4 | Non-text elements, placeholder text |
| #C34940 text on white | 4.83:1 | AA | Lc 72.7 | Content text, not long reading |
| #C34940 text on black | 4.34:1 | AA large text | Lc -29.0 | 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
#F7E5E2
oklch(93.5% 0.02 28.9)
-
Step 200
200
#F2D0CB
oklch(88.5% 0.039 27.8)
-
Step 300
300
#EBB0A8
oklch(81% 0.07 27.5)
-
Step 400
400
#DF8479
oklch(70.8% 0.114 27.6)
-
Step 500
500
#D36257
oklch(63.2% 0.145 27.6)
-
Step 600
600 (this color)
#C34940
oklch(57% 0.158 27.4)
-
Step 700
700
#A4352E
oklch(49.1% 0.148 27.5)
-
Step 800
800
#852D27
oklch(42.7% 0.122 27.3)
-
Step 900
900
#6B2A24
oklch(37.7% 0.094 27.7)
-
Step 950
950
#3F1916
oklch(27% 0.06 26.4)
#C34940 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) | #6A613E | 0.166 |
| Deuteranopia (no green cones) | #887C3D | 0.154 |
| Tritanopia (no blue cones) | #D62E48 | 0.052 |
| Achromatopsia (no color) | #727272 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C34940
#C34940
oklch(57% 0.158 27.4)
- #008795
#008795
oklch(57% 0.098 207.6)
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 #C34940, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.027
- Dusty Red #B9484E ΔE 0.027
- Dark Coral #CF524E ΔE 0.033
- Faded Red #D3494E ΔE 0.036
- Brick Orange #C14A09 ΔE 0.043
- Sinopia #BB3E03 ΔE 0.048
- Dark Rose #B5485D ΔE 0.048
- Burnt Orange #C04E01 ΔE 0.048
Use #C34940 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.