#EF7766
Closest named color: Burnt Sienna (#E76F51). oklch(70.5% 0.151 29.7), rgb(239, 119, 102).
Aa
Black text reads best on this color (7.50:1).
About this color
#EF7766 is a medium-light, vivid red. In OKLCH its lightness is 70%, its chroma 0.151 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.031 away. Black text reads best on it, at 7.50:1.
| Hue family | Reds |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 7.50:1 |
| White text | 2.79:1 |
Values
| HEX | #EF7766 |
| RGB | rgb(239, 119, 102) |
| HSL | hsl(7, 81%, 67%) |
| OKLCH | oklch(70.5% 0.151 29.7) |
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 #EF7766 | 2.79:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #EF7766 | 7.50:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #EF7766 text on white | 2.79:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #EF7766 text on black | 7.50:1 | AAA | Lc -48.5 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DF
oklch(93.7% 0.027 31.7)
-
Step 200
200
#FACDC5
oklch(88.5% 0.052 29.9)
-
Step 300
300
#F8AA9D
oklch(81% 0.095 29.7)
-
Step 400
400 (this color)
#EF7766
oklch(70.5% 0.151 29.7)
-
Step 500
500
#E74D3C
oklch(63.2% 0.193 29.7)
-
Step 600
600
#D22316
oklch(55.6% 0.21 29.7)
-
Step 700
700
#B60E05
oklch(49.2% 0.196 29.6)
-
Step 800
800
#93140B
oklch(42.6% 0.162 29.6)
-
Step 900
900
#761C13
oklch(37.6% 0.126 29.8)
-
Step 950
950
#46130D
oklch(27.1% 0.08 29.8)
#EF7766 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) | #958B64 | 0.154 |
| Deuteranopia (no green cones) | #B2A464 | 0.143 |
| Tritanopia (no blue cones) | #FF6373 | 0.053 |
| Achromatopsia (no color) | #9A9A9A | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF7766
#EF7766
oklch(70.5% 0.151 29.7)
- #00B4C9
#00B4C9
oklch(70.5% 0.122 209.4)
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 #EF7766, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.031
- Salmon #FA8072 ΔE 0.031
- Light Coral #F08080 ΔE 0.032
- Orange Pink #FF6F52 ΔE 0.033
- Melon #FF7855 ΔE 0.034
- Dark Peach #DE7E5D ΔE 0.036
- Pinkish Orange #FF724C ΔE 0.036
- Salmon Pink #FE7B7C ΔE 0.039
Use #EF7766 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.