#EF734E
Closest named color: Burnt Sienna (#E76F51). oklch(69.5% 0.162 37.3), rgb(239, 115, 78).
Aa
Black text reads best on this color (7.23:1).
About this color
#EF734E is a medium-light, vivid red. In OKLCH its lightness is 70%, its chroma 0.162 and its hue 37°. 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 7.23:1.
| Hue family | Reds |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 7.23:1 |
| White text | 2.90:1 |
Values
| HEX | #EF734E |
| RGB | rgb(239, 115, 78) |
| HSL | hsl(14, 83%, 62%) |
| OKLCH | oklch(69.5% 0.162 37.3) |
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 #EF734E | 2.90:1 | Fails | Lc -60.1 | Content text, not long reading |
| Black text on #EF734E | 7.23:1 | AAA | Lc 49.3 | Large or bold text, headings |
| #EF734E text on white | 2.90:1 | Fails | Lc 54.8 | Large or bold text, headings |
| #EF734E text on black | 7.23:1 | 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
#FAAA92
oklch(81% 0.101 37.4)
-
Step 400
400 (this color)
#EF734E
oklch(69.5% 0.162 37.3)
-
Step 500
500
#EB4A07
oklch(63.2% 0.207 37.4)
-
Step 600
600
#C73B00
oklch(55.5% 0.185 37.2)
-
Step 700
700
#A93100
oklch(49.2% 0.163 37.3)
-
Step 800
800
#8B2700
oklch(42.7% 0.141 37.5)
-
Step 900
900
#751F00
oklch(37.6% 0.125 37.3)
-
Step 950
950
#471202
oklch(27% 0.085 37.7)
#EF734E 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) | #94874A | 0.159 |
| Deuteranopia (no green cones) | #B2A24B | 0.147 |
| Tritanopia (no blue cones) | #FF5A6B | 0.071 |
| Achromatopsia (no color) | #979797 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF734E
#EF734E
oklch(69.5% 0.162 37.3)
- #00AFCF
#00AFCF
oklch(69.5% 0.124 217.1)
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 #EF734E, 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 0.028
- 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 0.045
Use #EF734E 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.