#EF6951
Closest named color: Burnt Sienna (#E76F51). oklch(68.1% 0.171 32), rgb(239, 105, 81).
Aa
Black text reads best on this color (6.80:1).
About this color
#EF6951 is a medium-light, vivid red. In OKLCH its lightness is 68%, its chroma 0.171 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.017 away. Black text reads best on it, at 6.80:1.
| Hue family | Reds |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.80:1 |
| White text | 3.08:1 |
Values
| HEX | #EF6951 |
| RGB | rgb(239, 105, 81) |
| HSL | hsl(9, 83%, 63%) |
| OKLCH | oklch(68.1% 0.171 32) |
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 #EF6951 | 3.08:1 | AA large text | Lc -62.4 | Content text, not long reading |
| Black text on #EF6951 | 6.80:1 | AA | Lc 47.0 | Large or bold text, headings |
| #EF6951 text on white | 3.08:1 | AA large text | Lc 57.1 | Large or bold text, headings |
| #EF6951 text on black | 6.80:1 | AA | Lc -44.7 | 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 400.
-
Step 50
50
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FEE3DD
oklch(93.6% 0.031 32.6)
-
Step 200
200
#FECCC1
oklch(88.6% 0.059 32.6)
-
Step 300
300
#FEA795
oklch(81% 0.107 32.3)
-
Step 400
400 (this color)
#EF6951
oklch(68.1% 0.171 32)
-
Step 500
500
#F03F21
oklch(63.1% 0.217 32.1)
-
Step 600
600
#D22400
oklch(55.6% 0.21 32)
-
Step 700
700
#B21D00
oklch(49.1% 0.186 32)
-
Step 800
800
#931600
oklch(42.7% 0.162 32)
-
Step 900
900
#7C1101
oklch(37.7% 0.143 31.8)
-
Step 950
950
#490E05
oklch(27% 0.09 32.2)
#EF6951 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) | #8C814E | 0.175 |
| Deuteranopia (no green cones) | #AD9E4E | 0.161 |
| Tritanopia (no blue cones) | #FF4E64 | 0.062 |
| Achromatopsia (no color) | #939393 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF6951
#EF6951
oklch(68.1% 0.171 32)
- #00ABC3
#00ABC3
oklch(68% 0.119 212.2)
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 #EF6951, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.017
- Tomato #FF6347 ΔE 0.029
- Orange Pink #FF6F52 ΔE 0.034
- Grapefruit #FD5956 ΔE 0.037
- Pinkish Orange #FF724C ΔE 0.038
- Coral Pink #FF6163 ΔE 0.040
- Melon #FF7855 ΔE 0.046
- Dark Peach #DE7E5D ΔE 0.048
Use #EF6951 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.