#E3582E
Closest named color: Deep Orange (#DC4D01). oklch(63.7% 0.182 36.9), rgb(227, 88, 46).
Aa
Black text reads best on this color (5.70:1).
About this color
#E3582E is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.182 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.030 away. Black text reads best on it, at 5.70:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.182) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.70:1 |
| White text | 3.68:1 |
Values
| HEX | #E3582E |
| RGB | rgb(227, 88, 46) |
| HSL | hsl(14, 76%, 54%) |
| OKLCH | oklch(63.7% 0.182 36.9) |
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 #E3582E | 3.68:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #E3582E | 5.70:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #E3582E text on white | 3.68:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #E3582E text on black | 5.70:1 | AA | Lc -38.2 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FAE4DE
oklch(93.5% 0.026 35.7)
-
Step 200
200
#F8CFC3
oklch(88.6% 0.049 36.9)
-
Step 300
300
#F4AD98
oklch(81% 0.089 37.2)
-
Step 400
400
#EB7D5E
oklch(70.7% 0.143 36.6)
-
Step 500
500 (this color)
#E3582E
oklch(63.7% 0.182 36.9)
-
Step 600
600
#C83A00
oklch(55.6% 0.186 36.9)
-
Step 700
700
#A93000
oklch(49.1% 0.164 37)
-
Step 800
800
#8C2600
oklch(42.7% 0.143 37)
-
Step 900
900
#732207
oklch(37.7% 0.119 36.9)
-
Step 950
950
#441608
oklch(27.1% 0.075 37.2)
#E3582E 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) | #807228 | 0.182 |
| Deuteranopia (no green cones) | #A29128 | 0.167 |
| Tritanopia (no blue cones) | #FA3450 | 0.078 |
| Achromatopsia (no color) | #858585 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3582E
#E3582E
oklch(63.7% 0.182 36.9)
- #009BB8
#009BB8
oklch(63.6% 0.114 217.3)
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 #E3582E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.030
- Pale Red #D9544D ΔE 0.039
- Pastel Red #DB5856 ΔE 0.043
- Orange Pant #FB5607 ΔE 0.046
- Chocolate #D2691E ΔE 0.048
- Orangey Red #FA4224 ΔE 0.048
- Rusty Orange #CD5909 ΔE 0.048
- Terracotta #CA6641 ΔE 0.048
Use #E3582E 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.