#225BE3
Closest named color: Azul (#1D5DEC). oklch(52.3% 0.215 263.5), rgb(34, 91, 227).
Aa
White text reads best on this color (5.71:1).
About this color
#225BE3 is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.215 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Azul (#1D5DEC), ΔE 0.014 away. White text reads best on it, at 5.71:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.215) |
| Temperature | cool |
| Nearest name | Azul (#1D5DEC) |
| Black text | 3.67:1 |
| White text | 5.71:1 |
Values
| HEX | #225BE3 |
| RGB | rgb(34, 91, 227) |
| HSL | hsl(222, 78%, 51%) |
| OKLCH | oklch(52.3% 0.215 263.5) |
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 #225BE3 | 5.71:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #225BE3 | 3.67:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #225BE3 text on white | 5.71:1 | AA | Lc 77.8 | Fine for body text |
| #225BE3 text on black | 3.67:1 | AA large text | Lc -24.0 | 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 700.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFF
oklch(93.6% 0.03 265.3)
-
Step 200
200
#C6DAFF
oklch(88.5% 0.056 262.8)
-
Step 300
300
#A1C1FF
oklch(81% 0.095 263.3)
-
Step 400
400
#6E9DFF
oklch(70.6% 0.153 263.6)
-
Step 500
500
#4781FF
oklch(63.2% 0.197 263.3)
-
Step 600
600
#2563F7
oklch(55.6% 0.23 263.5)
-
Step 700
700 (this color)
#225BE3
oklch(52.3% 0.215 263.5)
-
Step 800
800
#1643AE
oklch(42.7% 0.178 263.4)
-
Step 900
900
#183A8A
oklch(37.7% 0.139 263.6)
-
Step 950
950
#0F2351
oklch(27.1% 0.088 263.8)
#225BE3 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) | #006FE7 | 0.047 |
| Deuteranopia (no green cones) | #005EE0 | 0.014 |
| Tritanopia (no blue cones) | #007E96 | 0.165 |
| Achromatopsia (no color) | #666666 | 0.215 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #225BE3
#225BE3
oklch(52.3% 0.215 263.5)
- #876300
#876300
oklch(52.3% 0.107 83.6)
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 #225BE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Azul #1D5DEC ΔE 0.014
- Neon Blue #4361EE ΔE 0.039
- Warm Blue #4B57DB ΔE 0.039
- Bright Blue #0165FC ΔE 0.044
- Royal Blue #4169E1 ΔE 0.046
- Cerulean Blue #056EEE ΔE 0.046
- Electric Blue #0652FF ΔE 0.048
- Blue Blue #2242C7 ΔE 0.072
Use #225BE3 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.