#285CE8
Closest named color: Azul (#1D5DEC). oklch(53.1% 0.219 264.4), rgb(40, 92, 232).
Aa
White text reads best on this color (5.54:1).
About this color
#285CE8 is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.219 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Azul (#1D5DEC), ΔE 0.009 away. White text reads best on it, at 5.54:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.219) |
| Temperature | cool |
| Nearest name | Azul (#1D5DEC) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #285CE8 |
| RGB | rgb(40, 92, 232) |
| HSL | hsl(224, 81%, 53%) |
| OKLCH | oklch(53.1% 0.219 264.4) |
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 #285CE8 | 5.54:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #285CE8 | 3.78:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #285CE8 text on white | 5.54:1 | AA | Lc 76.9 | Fine for body text |
| #285CE8 text on black | 3.78:1 | AA large text | Lc -24.8 | Dividers and decoration only |
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 600.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFE
oklch(93.6% 0.029 264.4)
-
Step 200
200
#C7D9FE
oklch(88.4% 0.055 264.7)
-
Step 300
300
#A2C0FF
oklch(80.9% 0.096 264.7)
-
Step 400
400
#709DFF
oklch(70.7% 0.152 264.2)
-
Step 500
500
#4B80FF
oklch(63.1% 0.197 264.4)
-
Step 600
600 (this color)
#285CE8
oklch(53.1% 0.219 264.4)
-
Step 700
700
#2352D2
oklch(49.2% 0.204 264.5)
-
Step 800
800
#1E44A9
oklch(42.7% 0.168 264.5)
-
Step 900
900
#1D3B86
oklch(37.7% 0.131 264.5)
-
Step 950
950
#11234E
oklch(26.9% 0.083 264.4)
#285CE8 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) | #0071ED | 0.049 |
| Deuteranopia (no green cones) | #0060E5 | 0.017 |
| Tritanopia (no blue cones) | #008099 | 0.168 |
| Achromatopsia (no color) | #686868 | 0.219 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #285CE8
#285CE8
oklch(53.1% 0.219 264.4)
- #896600
#896600
oklch(53.1% 0.109 84.9)
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 #285CE8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Azul #1D5DEC ΔE 0.009
- Neon Blue #4361EE ΔE 0.031
- Bright Blue #0165FC ΔE 0.037
- Warm Blue #4B57DB ΔE 0.039
- Cerulean Blue #056EEE ΔE 0.042
- Royal Blue #4169E1 ΔE 0.043
- Electric Blue #0652FF ΔE 0.044
- Vibrant Blue #0339F8 ΔE 0.076
Use #285CE8 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.