#E16540
Closest named color: Burnt Sienna (#E76F51). oklch(65.3% 0.164 37.2), rgb(225, 101, 64).
Aa
Black text reads best on this color (6.13:1).
About this color
#E16540 is a medium-light, vivid red. In OKLCH its lightness is 65%, its chroma 0.164 and its hue 37°. 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 6.13:1.
| Hue family | Reds |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.164) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.13:1 |
| White text | 3.42:1 |
Values
| HEX | #E16540 |
| RGB | rgb(225, 101, 64) |
| HSL | hsl(14, 73%, 57%) |
| OKLCH | oklch(65.3% 0.164 37.2) |
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 #E16540 | 3.42:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #E16540 | 6.13:1 | AA | Lc 43.0 | Non-text elements, placeholder text |
| #E16540 text on white | 3.42:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #E16540 text on black | 6.13:1 | AA | Lc -40.6 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F5D0C5
oklch(88.6% 0.045 37.2)
-
Step 300
300
#EFAF9C
oklch(80.9% 0.08 37.2)
-
Step 400
400
#E48265
oklch(70.7% 0.128 37.3)
-
Step 500
500 (this color)
#E16540
oklch(65.3% 0.164 37.2)
-
Step 600
600
#C53F0F
oklch(55.6% 0.178 37.1)
-
Step 700
700
#A93100
oklch(49.2% 0.163 37.3)
-
Step 800
800
#8A2906
oklch(42.7% 0.138 37.2)
-
Step 900
900
#6F2711
oklch(37.7% 0.108 37)
-
Step 950
950
#41180C
oklch(26.9% 0.067 37)
#E16540 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) | #877A3C | 0.161 |
| Deuteranopia (no green cones) | #A5953D | 0.148 |
| Tritanopia (no blue cones) | #F74B5D | 0.073 |
| Achromatopsia (no color) | #8B8B8B | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E16540
#E16540
oklch(65.3% 0.164 37.2)
- #00A1BF
#00A1BF
oklch(65.4% 0.117 217.3)
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 #E16540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.027
- Terracota #CB6843 ΔE 0.040
- Chocolate #D2691E ΔE 0.042
- Terracotta #CA6641 ΔE 0.042
- Pastel Red #DB5856 ΔE 0.045
- Terra Cotta #C9643B ΔE 0.045
- Pale Red #D9544D ΔE 0.046
- Deep Orange #DC4D01 ΔE 0.051
Use #E16540 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.