#C12531
Closest named color: Lipstick Red (#C0022F). oklch(52.8% 0.19 23.4), rgb(193, 37, 49).
Aa
White text reads best on this color (5.87:1).
About this color
#C12531 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.190 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.024 away. White text reads best on it, at 5.87:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Lipstick Red (#C0022F) |
| Black text | 3.57:1 |
| White text | 5.87:1 |
Values
| HEX | #C12531 |
| RGB | rgb(193, 37, 49) |
| HSL | hsl(355, 68%, 45%) |
| OKLCH | oklch(52.8% 0.19 23.4) |
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 #C12531 | 5.87:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #C12531 | 3.57:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #C12531 text on white | 5.87:1 | AA | Lc 77.7 | Fine for body text |
| #C12531 text on black | 3.57:1 | AA large text | Lc -24.1 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E2
oklch(93.6% 0.024 23.9)
-
Step 200
200
#F7CECA
oklch(88.5% 0.047 24.6)
-
Step 300
300
#F3ABA6
oklch(80.8% 0.086 23.6)
-
Step 400
400
#EA7B77
oklch(70.7% 0.138 23.3)
-
Step 500
500
#DF5454
oklch(63.1% 0.174 23.5)
-
Step 600
600 (this color)
#C12531
oklch(52.8% 0.19 23.4)
-
Step 700
700
#AF202B
oklch(49.1% 0.177 23.4)
-
Step 800
800
#8E1F25
oklch(42.7% 0.146 23.4)
-
Step 900
900
#722123
oklch(37.7% 0.114 23.1)
-
Step 950
950
#431515
oklch(27% 0.072 23.2)
#C12531 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) | #574F30 | 0.208 |
| Deuteranopia (no green cones) | #7D702B | 0.189 |
| Tritanopia (no blue cones) | #D5002B | 0.039 |
| Achromatopsia (no color) | #656565 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C12531
#C12531
oklch(52.8% 0.19 23.4)
- #007A83
#007A83
oklch(52.8% 0.09 203.8)
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 #C12531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick Red #C0022F ΔE 0.024
- Scarlet #BE0119 ΔE 0.029
- Cherry #CF0234 ΔE 0.031
- Dull Red #BB3F3F ΔE 0.034
- Rose Red #BE013C ΔE 0.034
- Firebrick #B22222 ΔE 0.035
- Ruby #CA0147 ΔE 0.042
- Rufous #AE2012 ΔE 0.049
Use #C12531 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.