#D21F4E
Closest named color: Lipstick (#D5174E). oklch(56.1% 0.209 14), rgb(210, 31, 78).
Aa
White text reads best on this color (5.18:1).
About this color
#D21F4E is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.209 and its hue 14°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick (#D5174E), ΔE 0.007 away. White text reads best on it, at 5.18:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.209) |
| Temperature | warm |
| Nearest name | Lipstick (#D5174E) |
| Black text | 4.04:1 |
| White text | 5.18:1 |
Values
| HEX | #D21F4E |
| RGB | rgb(210, 31, 78) |
| HSL | hsl(344, 74%, 47%) |
| OKLCH | oklch(56.1% 0.209 14) |
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 #D21F4E | 5.18:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #D21F4E | 4.04:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #D21F4E text on white | 5.18:1 | AA | Lc 73.8 | Content text, not long reading |
| #D21F4E text on black | 4.04:1 | AA large text | Lc -27.9 | 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 600.
-
Step 50
50
#FEF2F3
oklch(97.1% 0.013 11.5)
-
Step 100
100
#FCE3E4
oklch(93.6% 0.028 14.9)
-
Step 200
200
#FACCCF
oklch(88.6% 0.052 13.8)
-
Step 300
300
#F7A8AE
oklch(81% 0.094 14.4)
-
Step 400
400
#EF7584
oklch(70.8% 0.15 14.1)
-
Step 500
500
#E54965
oklch(63.1% 0.192 14.2)
-
Step 600
600 (this color)
#D21F4E
oklch(56.1% 0.209 14)
-
Step 700
700
#B4053E
oklch(49.2% 0.194 13.9)
-
Step 800
800
#921033
oklch(42.7% 0.161 14.1)
-
Step 900
900
#751A2D
oklch(37.7% 0.124 13.9)
-
Step 950
950
#45111A
oklch(26.9% 0.079 14.2)
#D21F4E 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) | #58564E | 0.234 |
| Deuteranopia (no green cones) | #847A49 | 0.213 |
| Tritanopia (no blue cones) | #E60035 | 0.047 |
| Achromatopsia (no color) | #6D6D6D | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D21F4E
#D21F4E
oklch(56.1% 0.209 14)
- #008685
#008685
oklch(56.1% 0.096 193.8)
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 #D21F4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick #D5174E ΔE 0.007
- Ruby #CA0147 ΔE 0.027
- Crimson #DC143C ΔE 0.028
- Cherry #CF0234 ΔE 0.032
- Cerise #DE0C62 ΔE 0.038
- Dark Hot Pink #D90166 ΔE 0.042
- Dark Pink #CB416B ΔE 0.048
- Rose Red #BE013C ΔE 0.052
Use #D21F4E 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.