#CF0123
Closest named color: Cherry (#CF0234). oklch(53.9% 0.218 24.6), rgb(207, 1, 35).
Aa
White text reads best on this color (5.70:1).
About this color
#CF0123 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.218 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.016 away. White text reads best on it, at 5.70:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.218) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.68:1 |
| White text | 5.70:1 |
Values
| HEX | #CF0123 |
| RGB | rgb(207, 1, 35) |
| HSL | hsl(350, 99%, 41%) |
| OKLCH | oklch(53.9% 0.218 24.6) |
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 #CF0123 | 5.70:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #CF0123 | 3.68:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #CF0123 text on white | 5.70:1 | AA | Lc 75.7 | Fine for body text |
| #CF0123 text on black | 3.68:1 | AA large text | Lc -26.0 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FBCCC7
oklch(88.5% 0.054 25.3)
-
Step 300
300
#FAA8A1
oklch(81% 0.098 24.8)
-
Step 400
400
#F3746E
oklch(70.7% 0.157 24.6)
-
Step 500
500
#EA4647
oklch(63.1% 0.201 24.7)
-
Step 600
600 (this color)
#CF0123
oklch(53.9% 0.218 24.6)
-
Step 700
700
#B7001D
oklch(49.1% 0.199 24.8)
-
Step 800
800
#960919
oklch(42.8% 0.168 24.7)
-
Step 900
900
#78181B
oklch(37.7% 0.13 24.7)
-
Step 950
950
#471111
oklch(27.1% 0.082 24.5)
#CF0123 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) | #554D21 | 0.242 |
| Deuteranopia (no green cones) | #837418 | 0.217 |
| Tritanopia (no blue cones) | #E50016 | 0.046 |
| Achromatopsia (no color) | #666666 | 0.220 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CF0123
#CF0123
oklch(53.9% 0.218 24.6)
- #007D87
#007D87
oklch(53.8% 0.092 204.6)
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 #CF0123, closest first.
No curated palette has a color within ΔE 0.04 of #CF0123.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.016
- Lipstick Red #C0022F ΔE 0.034
- Scarlet #BE0119 ΔE 0.037
- Crimson #DC143C ΔE 0.037
- Ruby #CA0147 ΔE 0.042
- Rose Red #BE013C ΔE 0.046
- Lipstick #D5174E ΔE 0.048
- Firebrick #B22222 ΔE 0.057
Use #CF0123 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.