#DA3742
Closest named color: Imperial Red (#E63946). oklch(58.9% 0.199 22.5), rgb(218, 55, 66).
Aa
Black text reads best on this color (4.60:1).
About this color
#DA3742 is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.199 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.025 away. Black text reads best on it, at 4.60:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.199) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 4.60:1 |
| White text | 4.55:1 |
Values
| HEX | #DA3742 |
| RGB | rgb(218, 55, 66) |
| HSL | hsl(356, 69%, 54%) |
| OKLCH | oklch(58.9% 0.199 22.5) |
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 #DA3742 | 4.55:1 | AA | Lc -75.7 | Fine for body text |
| Black text on #DA3742 | 4.60:1 | AA | Lc 33.9 | Non-text elements, placeholder text |
| #DA3742 text on white | 4.55:1 | AA | Lc 70.2 | Content text, not long reading |
| #DA3742 text on black | 4.60:1 | AA | Lc -31.4 | Non-text elements, placeholder text |
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
#FDF2F2
oklch(97% 0.012 17.4)
-
Step 100
100
#FBE4E2
oklch(93.7% 0.025 23.6)
-
Step 200
200
#F9CDCA
oklch(88.5% 0.05 22.7)
-
Step 300
300
#F5AAA6
oklch(80.9% 0.089 22.6)
-
Step 400
400
#EC7977
oklch(70.7% 0.142 22.4)
-
Step 500
500
#E35054
oklch(63.2% 0.183 22.5)
-
Step 600
600 (this color)
#DA3742
oklch(58.9% 0.199 22.5)
-
Step 700
700
#B2182B
oklch(49.2% 0.185 22.4)
-
Step 800
800
#901924
oklch(42.6% 0.153 22.6)
-
Step 900
900
#741E22
oklch(37.7% 0.119 22.6)
-
Step 950
950
#441314
oklch(26.9% 0.076 22.6)
#DA3742 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) | #676041 | 0.217 |
| Deuteranopia (no green cones) | #90823D | 0.197 |
| Tritanopia (no blue cones) | #F0003D | 0.047 |
| Achromatopsia (no color) | #767676 | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DA3742
#DA3742
oklch(58.9% 0.199 22.5)
- #008E97
#008E97
oklch(58.9% 0.1 202.7)
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 #DA3742, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.025
- Faded Red #D3494E ΔE 0.026
- Crimson #DC143C ΔE 0.031
- Red Pantone #EF233C ΔE 0.040
- Dark Coral #CF524E ΔE 0.042
- Lipstick #D5174E ΔE 0.045
- Pale Red #D9544D ΔE 0.045
- Tomato Red #EC2D01 ΔE 0.051
Use #DA3742 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.