#D45A18
Closest named color: Rusty Orange (#CD5909). oklch(61.5% 0.17 43.7), rgb(212, 90, 24).
Aa
Black text reads best on this color (5.27:1).
About this color
#D45A18 is a medium-dark, vivid orange. In OKLCH its lightness is 61%, its chroma 0.170 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.015 away. Black text reads best on it, at 5.27:1.
| Hue family | Oranges |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 5.27:1 |
| White text | 3.98:1 |
Values
| HEX | #D45A18 |
| RGB | rgb(212, 90, 24) |
| HSL | hsl(21, 80%, 46%) |
| OKLCH | oklch(61.5% 0.17 43.7) |
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 #D45A18 | 3.98:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #D45A18 | 5.27:1 | AA | Lc 37.7 | Non-text elements, placeholder text |
| #D45A18 text on white | 3.98:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #D45A18 text on black | 5.27:1 | AA | Lc -35.3 | 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
#F9E5DD
oklch(93.6% 0.025 43.2)
-
Step 200
200
#F5D0C1
oklch(88.5% 0.047 43.3)
-
Step 300
300
#EFB095
oklch(80.9% 0.083 44.2)
-
Step 400
400
#E48359
oklch(70.7% 0.132 43.6)
-
Step 500
500 (this color)
#D45A18
oklch(61.5% 0.17 43.7)
-
Step 600
600
#BD4A00
oklch(55.6% 0.163 43.7)
-
Step 700
700
#A03D00
oklch(49.1% 0.144 43.5)
-
Step 800
800
#843100
oklch(42.7% 0.125 43.5)
-
Step 900
900
#6F2800
oklch(37.7% 0.111 43.6)
-
Step 950
950
#411905
oklch(27% 0.069 44.7)
#D45A18 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) | #7D6E07 | 0.162 |
| Deuteranopia (no green cones) | #9B8A11 | 0.146 |
| Tritanopia (no blue cones) | #E93C4E | 0.085 |
| Achromatopsia (no color) | #7F7F7F | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D45A18
#D45A18
oklch(61.5% 0.17 43.7)
- #0093B7
#0093B7
oklch(61.6% 0.115 223.2)
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 #D45A18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.015
- Deep Orange #DC4D01 ΔE 0.024
- Terra Cotta #C9643B ΔE 0.030
- Chocolate #D2691E ΔE 0.031
- Terracotta #CA6641 ΔE 0.034
- Rust #CA6702 ΔE 0.034
- Rust Orange #C45508 ΔE 0.034
- Terracota #CB6843 ΔE 0.036
Use #D45A18 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.