#DE4527
Closest named color: Deep Orange (#DC4D01). oklch(60.6% 0.195 33), rgb(222, 69, 39).
Aa
Black text reads best on this color (4.98:1).
About this color
#DE4527 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.195 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.025 away. Black text reads best on it, at 4.98:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.195) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 4.98:1 |
| White text | 4.21:1 |
Values
| HEX | #DE4527 |
| RGB | rgb(222, 69, 39) |
| HSL | hsl(10, 73%, 51%) |
| OKLCH | oklch(60.6% 0.195 33) |
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 #DE4527 | 4.21:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #DE4527 | 4.98:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #DE4527 text on white | 4.21:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #DE4527 text on black | 4.98:1 | AA | Lc -33.8 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DE
oklch(93.7% 0.028 34.3)
-
Step 200
200
#FACDC3
oklch(88.5% 0.053 32.7)
-
Step 300
300
#F8AA99
oklch(80.9% 0.096 32.8)
-
Step 400
400
#F07960
oklch(70.8% 0.152 33.2)
-
Step 500
500 (this color)
#DE4527
oklch(60.6% 0.195 33)
-
Step 600
600
#D02A00
oklch(55.6% 0.205 33)
-
Step 700
700
#B02200
oklch(49.1% 0.181 33)
-
Step 800
800
#921A00
oklch(42.8% 0.158 32.9)
-
Step 900
900
#761D0B
oklch(37.7% 0.126 33.1)
-
Step 950
950
#461309
oklch(27.1% 0.081 33.1)
#DE4527 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) | #726622 | 0.204 |
| Deuteranopia (no green cones) | #98881F | 0.185 |
| Tritanopia (no blue cones) | #F50440 | 0.071 |
| Achromatopsia (no color) | #7B7B7B | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DE4527
#DE4527
oklch(60.6% 0.195 33)
- #0092A8
#0092A8
oklch(60.6% 0.106 213.2)
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 #DE4527, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.025
- Tomato Red #EC2D01 ΔE 0.034
- Pale Red #D9544D ΔE 0.036
- Imperial Red #E63946 ΔE 0.041
- Faded Red #D3494E ΔE 0.042
- Vermillion #F4320C ΔE 0.042
- Dark Coral #CF524E ΔE 0.043
- Pastel Red #DB5856 ΔE 0.047
Use #DE4527 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.