#C0102E
Closest named color: Lipstick Red (#C0022F). oklch(51.5% 0.201 21.7), rgb(192, 16, 46).
Aa
White text reads best on this color (6.25:1).
About this color
#C0102E is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.201 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.007 away. White text reads best on it, at 6.25:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Lipstick Red (#C0022F) |
| Black text | 3.35:1 |
| White text | 6.25:1 |
Values
| HEX | #C0102E |
| RGB | rgb(192, 16, 46) |
| HSL | hsl(350, 85%, 41%) |
| OKLCH | oklch(51.5% 0.201 21.7) |
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 #C0102E | 6.25:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #C0102E | 3.35:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #C0102E text on white | 6.25:1 | AA | Lc 78.9 | Fine for body text |
| #C0102E text on black | 3.35:1 | AA large text | Lc -22.9 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FBCCC9
oklch(88.5% 0.054 22.5)
-
Step 300
300
#F9A8A5
oklch(80.9% 0.096 21.7)
-
Step 400
400
#F27474
oklch(70.7% 0.156 21.8)
-
Step 500
500
#E94650
oklch(63.1% 0.199 21.7)
-
Step 600
600
#D41434
oklch(55.5% 0.216 21.8)
-
Step 700
700 (this color)
#C0102E
oklch(51.5% 0.201 21.7)
-
Step 800
800
#950A22
oklch(42.7% 0.166 21.5)
-
Step 900
900
#781820
oklch(37.8% 0.13 22)
-
Step 950
950
#461113
oklch(26.9% 0.081 22.4)
#C0102E 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) | #50492D | 0.223 |
| Deuteranopia (no green cones) | #796D27 | 0.203 |
| Tritanopia (no blue cones) | #D40020 | 0.042 |
| Achromatopsia (no color) | #606060 | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C0102E
#C0102E
oklch(51.5% 0.201 21.7)
- #00767D
#00767D
oklch(51.5% 0.088 202.1)
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 #C0102E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick Red #C0022F ΔE 0.007
- Scarlet #BE0119 ΔE 0.019
- Rose Red #BE013C ΔE 0.021
- Cherry #CF0234 ΔE 0.031
- Firebrick #B22222 ΔE 0.033
- Ruby #CA0147 ΔE 0.037
- Rufous #AE2012 ΔE 0.046
- Rouge #AB1239 ΔE 0.047
Use #C0102E 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.