#E45E1E
Closest named color: Deep Orange (#DC4D01). oklch(64.5% 0.181 42), rgb(228, 94, 30).
Aa
Black text reads best on this color (5.91:1).
About this color
#E45E1E is a medium-light, vivid orange. In OKLCH its lightness is 65%, its chroma 0.181 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.037 away. Black text reads best on it, at 5.91:1.
| Hue family | Oranges |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.181) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.91:1 |
| White text | 3.54:1 |
Values
| HEX | #E45E1E |
| RGB | rgb(228, 94, 30) |
| HSL | hsl(19, 79%, 51%) |
| OKLCH | oklch(64.5% 0.181 42) |
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 #E45E1E | 3.54:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #E45E1E | 5.91:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #E45E1E text on white | 3.54:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #E45E1E text on black | 5.91:1 | AA | Lc -39.5 | 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
#FDF3EF
oklch(97.1% 0.012 43.3)
-
Step 100
100
#FAE5DD
oklch(93.7% 0.026 42.1)
-
Step 200
200
#F7CFC0
oklch(88.5% 0.05 41.6)
-
Step 300
300
#F2AE94
oklch(80.9% 0.088 41.8)
-
Step 400
400
#E98056
oklch(70.8% 0.141 42)
-
Step 500
500 (this color)
#E45E1E
oklch(64.5% 0.181 42)
-
Step 600
600
#C04700
oklch(55.7% 0.168 42)
-
Step 700
700
#A23B00
oklch(49.2% 0.148 42.2)
-
Step 800
800
#862F00
oklch(42.8% 0.129 42)
-
Step 900
900
#702600
oklch(37.6% 0.113 42)
-
Step 950
950
#431704
oklch(27% 0.074 42.2)
#E45E1E 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) | #857510 | 0.175 |
| Deuteranopia (no green cones) | #A59316 | 0.159 |
| Tritanopia (no blue cones) | #FB3C52 | 0.088 |
| Achromatopsia (no color) | #888888 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E45E1E
#E45E1E
oklch(64.5% 0.181 42)
- #009DC1
#009DC1
oklch(64.5% 0.119 221.8)
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 #E45E1E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.037
- Chocolate #D2691E ΔE 0.037
- Orange Pant #FB5607 ΔE 0.042
- Burnt Sienna #E76F51 ΔE 0.046
- Rusty Orange #CD5909 ΔE 0.047
- Terracota #CB6843 ΔE 0.049
- Bright Orange #FF5B00 ΔE 0.049
- Terracotta #CA6641 ΔE 0.050
Use #E45E1E 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.