#C01029
Closest named color: Lipstick Red (#C0022F). oklch(51.4% 0.201 23.2), rgb(192, 16, 41).
Aa
White text reads best on this color (6.27:1).
About this color
#C01029 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.201 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.011 away. White text reads best on it, at 6.27:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Lipstick Red (#C0022F) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #C01029 |
| RGB | rgb(192, 16, 41) |
| HSL | hsl(351, 85%, 41%) |
| OKLCH | oklch(51.4% 0.201 23.2) |
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 #C01029 | 6.27:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #C01029 | 3.34:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #C01029 text on white | 6.27:1 | AA | Lc 79.0 | Fine for body text |
| #C01029 text on black | 3.34:1 | AA large text | Lc -22.8 | 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 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
#FBCCC8
oklch(88.5% 0.054 23.9)
-
Step 300
300
#F9A8A3
oklch(80.9% 0.097 23.3)
-
Step 400
400
#F27471
oklch(70.6% 0.156 23.2)
-
Step 500
500
#E9474C
oklch(63.1% 0.198 23.3)
-
Step 600
600
#D5152F
oklch(55.7% 0.216 23.2)
-
Step 700
700 (this color)
#C01029
oklch(51.4% 0.201 23.2)
-
Step 800
800
#950A1E
oklch(42.7% 0.167 23.1)
-
Step 900
900
#78181E
oklch(37.8% 0.13 23.1)
-
Step 950
950
#471112
oklch(27.1% 0.082 23.5)
#C01029 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) | #504928 | 0.223 |
| Deuteranopia (no green cones) | #7A6D21 | 0.202 |
| Tritanopia (no blue cones) | #D4001E | 0.041 |
| Achromatopsia (no color) | #606060 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C01029
#C01029
oklch(51.4% 0.201 23.2)
- #00767E
#00767E
oklch(51.6% 0.088 203.1)
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 #C01029, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick Red #C0022F ΔE 0.011
- Scarlet #BE0119 ΔE 0.014
- Rose Red #BE013C ΔE 0.026
- Firebrick #B22222 ΔE 0.030
- Cherry #CF0234 ΔE 0.032
- Ruby #CA0147 ΔE 0.042
- Rufous #AE2012 ΔE 0.042
- Rouge #AB1239 ΔE 0.049
Use #C01029 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.