#C2133A
Closest named color: Lipstick Red (#C0022F). oklch(52.2% 0.201 18.2), rgb(194, 19, 58).
Aa
White text reads best on this color (6.09:1).
About this color
#C2133A is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.201 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.014 away. White text reads best on it, at 6.09:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Lipstick Red (#C0022F) |
| Black text | 3.44:1 |
| White text | 6.09:1 |
Values
| HEX | #C2133A |
| RGB | rgb(194, 19, 58) |
| HSL | hsl(347, 82%, 42%) |
| OKLCH | oklch(52.2% 0.201 18.2) |
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 #C2133A | 6.09:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #C2133A | 3.44:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #C2133A text on white | 6.09:1 | AA | Lc 78.3 | Fine for body text |
| #C2133A text on black | 3.44:1 | AA large text | Lc -23.5 | 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 700.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E3
oklch(93.6% 0.028 17.7)
-
Step 200
200
#FBCCCC
oklch(88.6% 0.053 18.2)
-
Step 300
300
#F9A7A9
oklch(80.9% 0.097 17.8)
-
Step 400
400
#F2737B
oklch(70.7% 0.156 18.1)
-
Step 500
500
#E9455A
oklch(63.1% 0.199 18)
-
Step 600
600
#D4123F
oklch(55.6% 0.216 18.3)
-
Step 700
700 (this color)
#C2133A
oklch(52.2% 0.201 18.2)
-
Step 800
800
#95082A
oklch(42.8% 0.167 18)
-
Step 900
900
#771726
oklch(37.6% 0.129 18)
-
Step 950
950
#461016
oklch(26.9% 0.082 18.4)
#C2133A 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) | #504B3A | 0.224 |
| Deuteranopia (no green cones) | #7A6F34 | 0.205 |
| Tritanopia (no blue cones) | #D60027 | 0.044 |
| Achromatopsia (no color) | #626262 | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C2133A
#C2133A
oklch(52.2% 0.201 18.2)
- #00797C
#00797C
oklch(52.3% 0.089 197.8)
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 #C2133A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick Red #C0022F ΔE 0.014
- Rose Red #BE013C ΔE 0.015
- Ruby #CA0147 ΔE 0.024
- Cherry #CF0234 ΔE 0.026
- Scarlet #BE0119 ΔE 0.033
- Firebrick #B22222 ΔE 0.043
- Lipstick #D5174E ΔE 0.046
- Rouge #AB1239 ΔE 0.049
Use #C2133A 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.