#EF734C
Closest named color: Burnt Sienna (#E76F51). oklch(69.5% 0.163 38), rgb(239, 115, 76).
Aa
Black text reads best on this color (7.22:1).
About this color
#EF734C is a medium-light, vivid red. In OKLCH its lightness is 69%, its chroma 0.163 and its hue 38°. 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 7.22:1.
| Hue family | Reds |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.163) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 7.22:1 |
| White text | 2.90:1 |
Values
| HEX | #EF734C |
| RGB | rgb(239, 115, 76) |
| HSL | hsl(14, 84%, 62%) |
| OKLCH | oklch(69.5% 0.163 38) |
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 #EF734C | 2.90:1 | Fails | Lc -60.1 | Content text, not long reading |
| Black text on #EF734C | 7.22:1 | AAA | Lc 49.2 | Large or bold text, headings |
| #EF734C text on white | 2.90:1 | Fails | Lc 54.8 | Large or bold text, headings |
| #EF734C text on black | 7.22:1 | AAA | Lc -47.0 | 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
#FEF3EF
oklch(97.2% 0.013 41.2)
-
Step 100
100
#FDE4DC
oklch(93.7% 0.03 38.6)
-
Step 200
200
#FBCDBF
oklch(88.4% 0.056 37.6)
-
Step 300
300
#FAAA91
oklch(81% 0.101 38.1)
-
Step 400
400 (this color)
#EF734C
oklch(69.5% 0.163 38)
-
Step 500
500
#EA4A00
oklch(63% 0.206 38)
-
Step 600
600
#C63D00
oklch(55.5% 0.182 37.9)
-
Step 700
700
#A83300
oklch(49.2% 0.161 38.1)
-
Step 800
800
#8A2800
oklch(42.6% 0.139 38)
-
Step 900
900
#752000
oklch(37.7% 0.124 37.7)
-
Step 950
950
#471201
oklch(27% 0.085 38.5)
#EF734C 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) | #948748 | 0.159 |
| Deuteranopia (no green cones) | #B3A249 | 0.146 |
| Tritanopia (no blue cones) | #FF5A6A | 0.072 |
| Achromatopsia (no color) | #979797 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF734C
#EF734C
oklch(69.5% 0.163 38)
- #00AFD0
#00AFD0
oklch(69.6% 0.125 217.7)
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 #EF734C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.019
- Pinkish Orange #FF724C ΔE 0.029
- Orange Pink #FF6F52 ΔE 0.030
- Melon #FF7855 ΔE 0.033
- Dark Peach #DE7E5D ΔE 0.035
- Tomato #FF6347 ΔE 0.037
- Coral #FF7F50 ΔE 0.041
- Dusty Orange #F0833A ΔE 0.044
Use #EF734C 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.