#D70021
Closest named color: Cherry (#CF0234). oklch(55.4% 0.225 25.3), rgb(215, 0, 33).
Aa
White text reads best on this color (5.36:1).
About this color
#D70021 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.225 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.024 away. White text reads best on it, at 5.36:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.225) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.91:1 |
| White text | 5.36:1 |
Values
| HEX | #D70021 |
| RGB | rgb(215, 0, 33) |
| HSL | hsl(351, 100%, 42%) |
| OKLCH | oklch(55.4% 0.225 25.3) |
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 #D70021 | 5.36:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #D70021 | 3.91:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #D70021 text on white | 5.36:1 | AA | Lc 73.9 | Content text, not long reading |
| #D70021 text on black | 3.91:1 | AA large text | Lc -27.8 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FCCCC6
oklch(88.5% 0.055 26.5)
-
Step 300
300
#FBA79F
oklch(80.9% 0.101 25.5)
-
Step 400
400
#F5726B
oklch(70.7% 0.162 25.2)
-
Step 500
500
#EC4343
oklch(63.1% 0.206 25.3)
-
Step 600
600 (this color)
#D70021
oklch(55.4% 0.225 25.3)
-
Step 700
700
#B7001A
oklch(49.1% 0.199 25.4)
-
Step 800
800
#970014
oklch(42.6% 0.173 25.3)
-
Step 900
900
#791518
oklch(37.6% 0.134 25.3)
-
Step 950
950
#480F0F
oklch(27% 0.086 25.1)
#D70021 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) | #59501F | 0.249 |
| Deuteranopia (no green cones) | #887913 | 0.224 |
| Tritanopia (no blue cones) | #ED0016 | 0.046 |
| Achromatopsia (no color) | #6A6A6A | 0.227 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D70021
#D70021
oklch(55.4% 0.225 25.3)
- #00828D
#00828D
oklch(55.4% 0.095 205.2)
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 #D70021, closest first.
No curated palette has a color within ΔE 0.04 of #D70021.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.024
- Crimson #DC143C ΔE 0.027
- Lipstick #D5174E ΔE 0.046
- Lipstick Red #C0022F ΔE 0.050
- Ruby #CA0147 ΔE 0.050
- Scarlet #BE0119 ΔE 0.053
- Red Pantone #EF233C ΔE 0.060
- Rose Red #BE013C ΔE 0.061
Use #D70021 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.