#244EB1
Closest named color: Blue Blue (#2242C7). oklch(45.6% 0.165 263.7), rgb(36, 78, 177).
Aa
White text reads best on this color (7.50:1).
About this color
#244EB1 is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.165 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.045 away. White text reads best on it, at 7.50:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.165) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #244EB1 |
| RGB | rgb(36, 78, 177) |
| HSL | hsl(222, 66%, 42%) |
| OKLCH | oklch(45.6% 0.165 263.7) |
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 #244EB1 | 7.50:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #244EB1 | 2.79:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #244EB1 text on white | 7.50:1 | AAA | Lc 85.5 | Fine for body text |
| #244EB1 text on black | 2.79:1 | Fails | Lc -16.5 | 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 800.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C7DAFE
oklch(88.6% 0.054 263.2)
-
Step 300
300
#A1C0FF
oklch(80.8% 0.096 264.1)
-
Step 400
400
#6F9DFF
oklch(70.7% 0.152 263.9)
-
Step 500
500
#4981FF
oklch(63.2% 0.197 263.7)
-
Step 600
600
#2D66EE
oklch(55.7% 0.214 263.7)
-
Step 700
700
#2153CF
oklch(49.1% 0.199 263.8)
-
Step 800
800 (this color)
#244EB1
oklch(45.6% 0.165 263.7)
-
Step 900
900
#1C3C85
oklch(37.8% 0.129 263.6)
-
Step 950
950
#11244E
oklch(27.1% 0.081 263.6)
#244EB1 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) | #005BB4 | 0.034 |
| Deuteranopia (no green cones) | #004EAF | 0.018 |
| Tritanopia (no blue cones) | #006778 | 0.129 |
| Achromatopsia (no color) | #555555 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #244EB1
#244EB1
oklch(45.6% 0.165 263.7)
- #705100
#705100
oklch(45.6% 0.094 83)
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 #244EB1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.045
- Sapphire #2138AB ΔE 0.054
- Cobalt #1E488F ΔE 0.057
- Dusk Blue #26538D ΔE 0.062
- Blueberry #464196 ΔE 0.062
- Majorelle Blue #3F37C9 ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.070
- Blue With A Hint Of Purple #533CC6 ΔE 0.073
Use #244EB1 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.