#C01428
Closest named color: Lipstick Red (#C0022F). oklch(51.6% 0.199 23.8), rgb(192, 20, 40).
Aa
White text reads best on this color (6.22:1).
About this color
#C01428 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.199 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.013 away. White text reads best on it, at 6.22:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.199) |
| Temperature | warm |
| Nearest name | Lipstick Red (#C0022F) |
| Black text | 3.37:1 |
| White text | 6.22:1 |
Values
| HEX | #C01428 |
| RGB | rgb(192, 20, 40) |
| HSL | hsl(353, 81%, 42%) |
| OKLCH | oklch(51.6% 0.199 23.8) |
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 #C01428 | 6.22:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #C01428 | 3.37:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #C01428 text on white | 6.22:1 | AA | Lc 78.9 | Fine for body text |
| #C01428 text on black | 3.37:1 | 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
#FBCCC8
oklch(88.5% 0.054 23.9)
-
Step 300
300
#F9A8A2
oklch(80.9% 0.097 24.1)
-
Step 400
400
#F27571
oklch(70.8% 0.155 23.7)
-
Step 500
500
#E9484B
oklch(63.2% 0.198 23.9)
-
Step 600
600
#D4182E
oklch(55.6% 0.214 23.7)
-
Step 700
700 (this color)
#C01428
oklch(51.6% 0.199 23.8)
-
Step 800
800
#950D1D
oklch(42.8% 0.165 23.7)
-
Step 900
900
#77191D
oklch(37.7% 0.128 23.9)
-
Step 950
950
#461112
oklch(26.9% 0.081 23.4)
#C01428 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) | #514A27 | 0.221 |
| Deuteranopia (no green cones) | #7A6D20 | 0.199 |
| Tritanopia (no blue cones) | #D4001F | 0.040 |
| Achromatopsia (no color) | #616161 | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C01428
#C01428
oklch(51.6% 0.199 23.8)
- #00767F
#00767F
oklch(51.6% 0.088 204.1)
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 #C01428, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick Red #C0022F ΔE 0.013
- Scarlet #BE0119 ΔE 0.014
- Rose Red #BE013C ΔE 0.029
- Firebrick #B22222 ΔE 0.029
- Cherry #CF0234 ΔE 0.033
- Rufous #AE2012 ΔE 0.042
- Ruby #CA0147 ΔE 0.043
- Rusty Red #AF2F0D ΔE 0.048
Use #C01428 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.