#EC5839
Closest named color: Orange Pant (#FB5607). oklch(65.2% 0.189 33.6), rgb(236, 88, 57).
Aa
Black text reads best on this color (6.02:1).
About this color
#EC5839 is a medium-light, vivid red. In OKLCH its lightness is 65%, its chroma 0.189 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Orange Pant (#FB5607), ΔE 0.036 away. Black text reads best on it, at 6.02:1.
| Hue family | Reds |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.189) |
| Temperature | warm |
| Nearest name | Orange Pant (#FB5607) |
| Black text | 6.02:1 |
| White text | 3.48:1 |
Values
| HEX | #EC5839 |
| RGB | rgb(236, 88, 57) |
| HSL | hsl(10, 82%, 57%) |
| OKLCH | oklch(65.2% 0.189 33.6) |
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 #EC5839 | 3.48:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #EC5839 | 6.02:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #EC5839 text on white | 3.48:1 | AA large text | Lc 61.5 | Content text, not long reading |
| #EC5839 text on black | 6.02:1 | AA | Lc -40.2 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FBE4DE
oklch(93.6% 0.027 35)
-
Step 200
200
#F9CEC3
oklch(88.5% 0.051 34.7)
-
Step 300
300
#F6AB9A
oklch(80.9% 0.092 33.3)
-
Step 400
400
#EE7A61
oklch(70.7% 0.148 33.4)
-
Step 500
500 (this color)
#EC5839
oklch(65.2% 0.189 33.6)
-
Step 600
600
#CF2D00
oklch(55.6% 0.202 33.6)
-
Step 700
700
#AF2500
oklch(49.1% 0.178 33.7)
-
Step 800
800
#911C00
oklch(42.7% 0.156 33.4)
-
Step 900
900
#751F0C
oklch(37.7% 0.123 33.7)
-
Step 950
950
#45140A
oklch(27% 0.078 33.4)
#EC5839 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) | #827535 | 0.193 |
| Deuteranopia (no green cones) | #A69534 | 0.177 |
| Tritanopia (no blue cones) | #FF3152 | 0.071 |
| Achromatopsia (no color) | #898989 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC5839
#EC5839
oklch(65.2% 0.189 33.6)
- #00A1BA
#00A1BA
oklch(65.2% 0.115 213.9)
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 #EC5839, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orange Pant #FB5607 ΔE 0.036
- Orangey Red #FA4224 ΔE 0.036
- Blood Orange #FE4B03 ΔE 0.039
- Orangered #FE420F ΔE 0.041
- Orange Red #FF4500 ΔE 0.042
- Burnt Sienna #E76F51 ΔE 0.042
- Pastel Red #DB5856 ΔE 0.044
- Pale Red #D9544D ΔE 0.044
Use #EC5839 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.