#E16645
Closest named color: Burnt Sienna (#E76F51). oklch(65.5% 0.161 36), rgb(225, 102, 69).
Aa
Black text reads best on this color (6.18:1).
About this color
#E16645 is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.161 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.024 away. Black text reads best on it, at 6.18:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.18:1 |
| White text | 3.39:1 |
Values
| HEX | #E16645 |
| RGB | rgb(225, 102, 69) |
| HSL | hsl(13, 72%, 58%) |
| OKLCH | oklch(65.5% 0.161 36) |
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 #E16645 | 3.39:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #E16645 | 6.18:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #E16645 text on white | 3.39:1 | AA large text | Lc 60.8 | Content text, not long reading |
| #E16645 text on black | 6.18:1 | AA | Lc -40.9 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F4D0C5
oklch(88.5% 0.043 37.7)
-
Step 300
300
#EFAF9E
oklch(80.9% 0.079 35.4)
-
Step 400
400
#E38268
oklch(70.6% 0.126 35.9)
-
Step 500
500 (this color)
#E16645
oklch(65.5% 0.161 36)
-
Step 600
600
#C44018
oklch(55.6% 0.175 36.2)
-
Step 700
700
#A93008
oklch(49.1% 0.163 35.9)
-
Step 800
800
#892A0D
oklch(42.7% 0.135 36.2)
-
Step 900
900
#6E2814
oklch(37.7% 0.105 36.5)
-
Step 950
950
#41180D
oklch(27% 0.067 36)
#E16645 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) | #877B41 | 0.161 |
| Deuteranopia (no green cones) | #A59642 | 0.149 |
| Tritanopia (no blue cones) | #F64D5F | 0.069 |
| Achromatopsia (no color) | #8B8B8B | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E16645
#E16645
oklch(65.5% 0.161 36)
- #00A2BE
#00A2BE
oklch(65.6% 0.116 215.9)
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 #E16645, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.024
- Terracota #CB6843 ΔE 0.040
- Pastel Red #DB5856 ΔE 0.043
- Terracotta #CA6641 ΔE 0.043
- Chocolate #D2691E ΔE 0.045
- Pale Red #D9544D ΔE 0.046
- Terra Cotta #C9643B ΔE 0.047
- Dark Peach #DE7E5D ΔE 0.050
Use #E16645 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.