#C3404A
Closest named color: Dusty Red (#B9484E). oklch(56.1% 0.166 20.1), rgb(195, 64, 74).
Aa
White text reads best on this color (5.05:1).
About this color
#C3404A is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.166 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Red (#B9484E), ΔE 0.021 away. White text reads best on it, at 5.05:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Dusty Red (#B9484E) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #C3404A |
| RGB | rgb(195, 64, 74) |
| HSL | hsl(355, 52%, 51%) |
| OKLCH | oklch(56.1% 0.166 20.1) |
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 #C3404A | 5.05:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #C3404A | 4.15:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #C3404A text on white | 5.05:1 | AA | Lc 73.9 | Content text, not long reading |
| #C3404A text on black | 4.15:1 | AA large text | Lc -27.8 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E5E4
oklch(93.7% 0.021 21.2)
-
Step 200
200
#F4CFCE
oklch(88.6% 0.042 19.8)
-
Step 300
300
#EDAEAD
oklch(80.9% 0.074 19.9)
-
Step 400
400
#E18081
oklch(70.6% 0.12 19.9)
-
Step 500
500
#D65D62
oklch(63.1% 0.153 20)
-
Step 600
600 (this color)
#C3404A
oklch(56.1% 0.166 20.1)
-
Step 700
700
#A62F3A
oklch(49% 0.154 20)
-
Step 800
800
#872930
oklch(42.7% 0.128 20.3)
-
Step 900
900
#6D272B
oklch(37.8% 0.1 19.9)
-
Step 950
950
#401819
oklch(27% 0.063 20.7)
#C3404A 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) | #625D49 | 0.182 |
| Deuteranopia (no green cones) | #847946 | 0.167 |
| Tritanopia (no blue cones) | #D62145 | 0.045 |
| Achromatopsia (no color) | #6F6F6F | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C3404A
#C3404A
oklch(56.1% 0.166 20.1)
- #00858B
#00858B
oklch(56.1% 0.095 200.4)
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 #C3404A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Red #B9484E ΔE 0.021
- Dull Red #BB3F3F ΔE 0.021
- Dark Rose #B5485D ΔE 0.035
- Faded Red #D3494E ΔE 0.038
- Deep Rose #C74767 ΔE 0.039
- Dark Coral #CF524E ΔE 0.044
- Dark Pink #CB416B ΔE 0.048
- Lipstick #D5174E ΔE 0.053
Use #C3404A 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.