#C71E1E
Closest named color: Scarlet (#BE0119). oklch(53.3% 0.202 27.6), rgb(199, 30, 30).
Aa
White text reads best on this color (5.78:1).
About this color
#C71E1E is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.202 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.029 away. White text reads best on it, at 5.78:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.202) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.63:1 |
| White text | 5.78:1 |
Values
| HEX | #C71E1E |
| RGB | rgb(199, 30, 30) |
| HSL | hsl(0, 74%, 45%) |
| OKLCH | oklch(53.3% 0.202 27.6) |
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 #C71E1E | 5.78:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #C71E1E | 3.63:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #C71E1E text on white | 5.78:1 | AA | Lc 76.9 | Fine for body text |
| #C71E1E text on black | 3.63:1 | AA large text | Lc -24.8 | 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 600.
-
Step 50
50
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC7
oklch(88.5% 0.051 27.2)
-
Step 300
300
#F6AAA0
oklch(80.8% 0.091 27.6)
-
Step 400
400
#ED796D
oklch(70.6% 0.145 27.4)
-
Step 500
500
#E45046
oklch(63.2% 0.186 27.5)
-
Step 600
600 (this color)
#C71E1E
oklch(53.3% 0.202 27.6)
-
Step 700
700
#B31818
oklch(49.1% 0.188 27.8)
-
Step 800
800
#911917
oklch(42.6% 0.155 27.6)
-
Step 900
900
#751E1A
oklch(37.7% 0.122 27.3)
-
Step 950
950
#451410
oklch(27.1% 0.076 27.9)
#C71E1E 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) | #584E1B | 0.220 |
| Deuteranopia (no green cones) | #817213 | 0.198 |
| Tritanopia (no blue cones) | #DC0022 | 0.041 |
| Achromatopsia (no color) | #666666 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C71E1E
#C71E1E
oklch(53.3% 0.202 27.6)
- #007B88
#007B88
oklch(53.3% 0.092 207.7)
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 #C71E1E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.029
- Cherry #CF0234 ΔE 0.031
- Lipstick Red #C0022F ΔE 0.033
- Firebrick #B22222 ΔE 0.043
- Dull Red #BB3F3F ΔE 0.045
- Rose Red #BE013C ΔE 0.048
- Sinopia #BB3E03 ΔE 0.049
- Rusty Red #AF2F0D ΔE 0.051
Use #C71E1E 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.