#EF6C59
Closest named color: Burnt Sienna (#E76F51). oklch(68.7% 0.166 30.3), rgb(239, 108, 89).
Aa
Black text reads best on this color (6.95:1).
About this color
#EF6C59 is a medium-light, vivid red. In OKLCH its lightness is 69%, its chroma 0.166 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.019 away. Black text reads best on it, at 6.95:1.
| Hue family | Reds |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.95:1 |
| White text | 3.01:1 |
Values
| HEX | #EF6C59 |
| RGB | rgb(239, 108, 89) |
| HSL | hsl(8, 82%, 64%) |
| OKLCH | oklch(68.7% 0.166 30.3) |
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 #EF6C59 | 3.01:1 | AA large text | Lc -61.6 | Content text, not long reading |
| Black text on #EF6C59 | 6.95:1 | AA | Lc 47.8 | Large or bold text, headings |
| #EF6C59 text on white | 3.01:1 | AA large text | Lc 56.3 | Large or bold text, headings |
| #EF6C59 text on black | 6.95:1 | AA | Lc -45.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FDE3DE
oklch(93.6% 0.03 30.6)
-
Step 200
200
#FDCCC3
oklch(88.5% 0.057 30.3)
-
Step 300
300
#FCA799
oklch(80.8% 0.103 29.8)
-
Step 400
400 (this color)
#EF6C59
oklch(68.7% 0.166 30.3)
-
Step 500
500
#EE422F
oklch(63.1% 0.211 30.2)
-
Step 600
600
#D61400
oklch(55.5% 0.221 30.3)
-
Step 700
700
#B60F00
oklch(49.2% 0.196 30.3)
-
Step 800
800
#960A00
oklch(42.6% 0.17 30.2)
-
Step 900
900
#7A140A
oklch(37.6% 0.138 30.2)
-
Step 950
950
#480F09
oklch(26.9% 0.087 29.9)
#EF6C59 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) | #8E8357 | 0.170 |
| Deuteranopia (no green cones) | #AE9F56 | 0.157 |
| Tritanopia (no blue cones) | #FF5368 | 0.058 |
| Achromatopsia (no color) | #949494 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF6C59
#EF6C59
oklch(68.7% 0.166 30.3)
- #00AEC3
#00AEC3
oklch(68.8% 0.119 209.9)
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 #EF6C59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.019
- Orange Pink #FF6F52 ΔE 0.032
- Tomato #FF6347 ΔE 0.032
- Pinkish Orange #FF724C ΔE 0.037
- Coral Pink #FF6163 ΔE 0.037
- Grapefruit #FD5956 ΔE 0.039
- Melon #FF7855 ΔE 0.043
- Dark Peach #DE7E5D ΔE 0.045
Use #EF6C59 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.