#4250A9
Closest named color: Blueberry (#464196). oklch(46.9% 0.142 272.9), rgb(66, 80, 169).
Aa
White text reads best on this color (7.11:1).
About this color
#4250A9 is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.142 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.046 away. White text reads best on it, at 7.11:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.95:1 |
| White text | 7.11:1 |
Values
| HEX | #4250A9 |
| RGB | rgb(66, 80, 169) |
| HSL | hsl(232, 44%, 46%) |
| OKLCH | oklch(46.9% 0.142 272.9) |
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 #4250A9 | 7.11:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #4250A9 | 2.95:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #4250A9 text on white | 7.11:1 | AAA | Lc 84.4 | Fine for body text |
| #4250A9 text on black | 2.95:1 | Fails | Lc -17.6 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B1BEEE
oklch(80.8% 0.07 272.9)
-
Step 400
400
#8A9CE5
oklch(70.8% 0.109 272.8)
-
Step 500
500
#6E81DE
oklch(63.1% 0.141 273)
-
Step 600
600
#5769CC
oklch(55.7% 0.153 272.7)
-
Step 700
700 (this color)
#4250A9
oklch(46.9% 0.142 272.9)
-
Step 800
800
#3B478F
oklch(42.7% 0.119 273.2)
-
Step 900
900
#323C72
oklch(37.6% 0.093 273.3)
-
Step 950
950
#1D2443
oklch(27.1% 0.058 272.4)
#4250A9 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) | #1C5DAC | 0.044 |
| Deuteranopia (no green cones) | #0054A7 | 0.048 |
| Tritanopia (no blue cones) | #006575 | 0.123 |
| Achromatopsia (no color) | #585858 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4250A9
#4250A9
oklch(46.9% 0.142 272.9)
- #6D5800
#6D5800
oklch(46.8% 0.096 92.7)
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 #4250A9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.046
- Twilight #4E518B ΔE 0.052
- Denim Blue #3B5B92 ΔE 0.052
- Dusk Blue #26538D ΔE 0.058
- Dusky Blue #475F94 ΔE 0.059
- Cobalt #1E488F ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.065
- Blue With A Hint Of Purple #533CC6 ΔE 0.067
Use #4250A9 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.