#D40344
Closest named color: Lipstick (#D5174E). oklch(55.3% 0.22 16), rgb(212, 3, 68).
Aa
White text reads best on this color (5.39:1).
About this color
#D40344 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.220 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick (#D5174E), ΔE 0.014 away. White text reads best on it, at 5.39:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.220) |
| Temperature | warm |
| Nearest name | Lipstick (#D5174E) |
| Black text | 3.89:1 |
| White text | 5.39:1 |
Values
| HEX | #D40344 |
| RGB | rgb(212, 3, 68) |
| HSL | hsl(341, 97%, 42%) |
| OKLCH | oklch(55.3% 0.22 16) |
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 #D40344 | 5.39:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #D40344 | 3.89:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #D40344 text on white | 5.39:1 | AA | Lc 74.2 | Content text, not long reading |
| #D40344 text on black | 3.89:1 | AA large text | Lc -27.5 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E3
oklch(93.7% 0.029 17.7)
-
Step 200
200
#FCCBCD
oklch(88.5% 0.056 15.5)
-
Step 300
300
#FAA6AB
oklch(80.9% 0.1 15.6)
-
Step 400
400
#F3727E
oklch(70.8% 0.159 16.3)
-
Step 500
500
#EA425E
oklch(63.1% 0.203 16)
-
Step 600
600 (this color)
#D40344
oklch(55.3% 0.22 16)
-
Step 700
700
#B50038
oklch(49.1% 0.196 16.1)
-
Step 800
800
#95022D
oklch(42.6% 0.169 16.1)
-
Step 900
900
#781529
oklch(37.7% 0.132 15.7)
-
Step 950
950
#470F18
oklch(27% 0.084 15.8)
#D40344 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) | #545144 | 0.248 |
| Deuteranopia (no green cones) | #84783E | 0.224 |
| Tritanopia (no blue cones) | #E90028 | 0.053 |
| Achromatopsia (no color) | #6A6A6A | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D40344
#D40344
oklch(55.3% 0.22 16)
- #008384
#008384
oklch(55.3% 0.094 195.7)
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 #D40344, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick #D5174E ΔE 0.014
- Cherry #CF0234 ΔE 0.021
- Ruby #CA0147 ΔE 0.022
- Crimson #DC143C ΔE 0.024
- Cerise #DE0C62 ΔE 0.044
- Rose Red #BE013C ΔE 0.047
- Lipstick Red #C0022F ΔE 0.048
- Dark Hot Pink #D90166 ΔE 0.048
Use #D40344 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.