#E3504E
Closest named color: Pastel Red (#DB5856). oklch(63.1% 0.183 24.7), rgb(227, 80, 78).
Aa
Black text reads best on this color (5.52:1).
About this color
#E3504E is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.183 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Pastel Red (#DB5856), ΔE 0.018 away. Black text reads best on it, at 5.52:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Pastel Red (#DB5856) |
| Black text | 5.52:1 |
| White text | 3.80:1 |
Values
| HEX | #E3504E |
| RGB | rgb(227, 80, 78) |
| HSL | hsl(1, 73%, 60%) |
| OKLCH | oklch(63.1% 0.183 24.7) |
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 #E3504E | 3.80:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #E3504E | 5.52:1 | AA | Lc 39.5 | Non-text elements, placeholder text |
| #E3504E text on white | 3.80:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #E3504E text on black | 5.52:1 | AA | Lc -37.1 | 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 500.
-
Step 50
50
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E1
oklch(93.7% 0.026 26.5)
-
Step 200
200
#F9CDC9
oklch(88.5% 0.05 24.2)
-
Step 300
300
#F5AAA4
oklch(80.8% 0.089 24.3)
-
Step 400
400
#ED7973
oklch(70.7% 0.144 24.4)
-
Step 500
500 (this color)
#E3504E
oklch(63.1% 0.183 24.7)
-
Step 600
600
#CE2A31
oklch(55.6% 0.199 24.8)
-
Step 700
700
#B21924
oklch(49.1% 0.185 24.8)
-
Step 800
800
#911A1F
oklch(42.8% 0.154 24.9)
-
Step 900
900
#741E1F
oklch(37.6% 0.12 24.4)
-
Step 950
950
#441413
oklch(27% 0.075 24.6)
#E3504E 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) | #776F4D | 0.197 |
| Deuteranopia (no green cones) | #9C8F4A | 0.182 |
| Tritanopia (no blue cones) | #F92C51 | 0.056 |
| Achromatopsia (no color) | #838383 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3504E
#E3504E
oklch(63.1% 0.183 24.7)
- #009CA8
#009CA8
oklch(63.2% 0.108 204.4)
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 #E3504E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Red #DB5856 ΔE 0.018
- Pale Red #D9544D ΔE 0.019
- Imperial Red #E63946 ΔE 0.032
- Faded Red #D3494E ΔE 0.036
- Dark Coral #CF524E ΔE 0.037
- Indian Red #CD5C5C ΔE 0.043
- Watermelon #FD4659 ΔE 0.051
- Light Red #FF474C ΔE 0.051
Use #E3504E 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.