#E3675C
Closest named color: Burnt Sienna (#E76F51). oklch(66.3% 0.157 27.2), rgb(227, 103, 92).
Aa
Black text reads best on this color (6.36:1).
About this color
#E3675C is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.157 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.027 away. Black text reads best on it, at 6.36:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.36:1 |
| White text | 3.30:1 |
Values
| HEX | #E3675C |
| RGB | rgb(227, 103, 92) |
| HSL | hsl(5, 71%, 63%) |
| OKLCH | oklch(66.3% 0.157 27.2) |
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 #E3675C | 3.30:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #E3675C | 6.36:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #E3675C text on white | 3.30:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #E3675C text on black | 6.36:1 | AA | Lc -41.9 | 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 500.
-
Step 50
50
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E5E2
oklch(93.7% 0.022 27.8)
-
Step 200
200
#F4CFCA
oklch(88.5% 0.042 27)
-
Step 300
300
#EEAEA6
oklch(80.8% 0.076 26.9)
-
Step 400
400
#E38176
oklch(70.7% 0.123 27.3)
-
Step 500
500 (this color)
#E3675C
oklch(66.3% 0.157 27.2)
-
Step 600
600
#C33E37
oklch(55.5% 0.171 27.2)
-
Step 700
700
#A82F2A
oklch(49.1% 0.158 27.1)
-
Step 800
800
#892924
oklch(42.8% 0.131 27.1)
-
Step 900
900
#6E2722
oklch(37.7% 0.102 27.1)
-
Step 950
950
#411814
oklch(27.1% 0.065 27.8)
#E3675C 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) | #867D5A | 0.164 |
| Deuteranopia (no green cones) | #A59759 | 0.150 |
| Tritanopia (no blue cones) | #F85165 | 0.054 |
| Achromatopsia (no color) | #8D8D8D | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3675C
#E3675C
oklch(66.3% 0.157 27.2)
- #00A6B6
#00A6B6
oklch(66.3% 0.114 206.9)
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 #E3675C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.027
- Pastel Red #DB5856 ΔE 0.035
- Pale Red #D9544D ΔE 0.044
- Grapefruit #FD5956 ΔE 0.049
- Dark Peach #DE7E5D ΔE 0.051
- Indian Red #CD5C5C ΔE 0.051
- Coral Pink #FF6163 ΔE 0.052
- Tomato #FF6347 ΔE 0.053
Use #E3675C 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.