#235DE9
Closest named color: Azul (#1D5DEC). oklch(53.3% 0.22 263.5), rgb(35, 93, 233).
Aa
White text reads best on this color (5.50:1).
About this color
#235DE9 is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.220 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Azul (#1D5DEC), ΔE 0.005 away. White text reads best on it, at 5.50:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.220) |
| Temperature | cool |
| Nearest name | Azul (#1D5DEC) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #235DE9 |
| RGB | rgb(35, 93, 233) |
| HSL | hsl(222, 82%, 53%) |
| OKLCH | oklch(53.3% 0.22 263.5) |
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 #235DE9 | 5.50:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #235DE9 | 3.81:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #235DE9 text on white | 5.50:1 | AA | Lc 76.7 | Fine for body text |
| #235DE9 text on black | 3.81:1 | AA large text | Lc -25.1 | 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
#C7DAFE
oklch(88.6% 0.054 263.2)
-
Step 300
300
#A1C1FF
oklch(81% 0.095 263.3)
-
Step 400
400
#6E9DFF
oklch(70.6% 0.153 263.6)
-
Step 500
500
#4881FF
oklch(63.2% 0.197 263.5)
-
Step 600
600 (this color)
#235DE9
oklch(53.3% 0.22 263.5)
-
Step 700
700
#1E52D2
oklch(49% 0.205 263.7)
-
Step 800
800
#1A44AA
oklch(42.6% 0.17 263.7)
-
Step 900
900
#1A3B86
oklch(37.6% 0.132 263.5)
-
Step 950
950
#10234F
oklch(26.9% 0.085 264)
#235DE9 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) | #0072EE | 0.049 |
| Deuteranopia (no green cones) | #0060E6 | 0.014 |
| Tritanopia (no blue cones) | #00819A | 0.168 |
| Achromatopsia (no color) | #696969 | 0.220 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #235DE9
#235DE9
oklch(53.3% 0.22 263.5)
- #8B6600
#8B6600
oklch(53.4% 0.11 83.5)
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 #235DE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Azul #1D5DEC ΔE 0.005
- Neon Blue #4361EE ΔE 0.032
- Bright Blue #0165FC ΔE 0.034
- Cerulean Blue #056EEE ΔE 0.039
- Warm Blue #4B57DB ΔE 0.042
- Electric Blue #0652FF ΔE 0.042
- Royal Blue #4169E1 ΔE 0.043
- Clear Blue #247AFD ΔE 0.075
Use #235DE9 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.