#264EB4
Closest named color: Blue Blue (#2242C7). oklch(45.9% 0.168 264.4), rgb(38, 78, 180).
Aa
White text reads best on this color (7.41:1).
About this color
#264EB4 is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.168 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.041 away. White text reads best on it, at 7.41:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.168) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.83:1 |
| White text | 7.41:1 |
Values
| HEX | #264EB4 |
| RGB | rgb(38, 78, 180) |
| HSL | hsl(223, 65%, 43%) |
| OKLCH | oklch(45.9% 0.168 264.4) |
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 #264EB4 | 7.41:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #264EB4 | 2.83:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #264EB4 text on white | 7.41:1 | AAA | Lc 85.2 | Fine for body text |
| #264EB4 text on black | 2.83:1 | Fails | Lc -16.8 | 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 700.
-
Step 50
50
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CAD9F8
oklch(88.4% 0.046 264.9)
-
Step 300
300
#A6C1F6
oklch(81% 0.081 263.6)
-
Step 400
400
#779EF2
oklch(70.6% 0.131 264.4)
-
Step 500
500
#5583ED
oklch(63% 0.167 264.5)
-
Step 600
600
#3C6ADC
oklch(55.6% 0.182 264.6)
-
Step 700
700 (this color)
#264EB4
oklch(45.9% 0.168 264.4)
-
Step 800
800
#27489A
oklch(42.6% 0.14 264.6)
-
Step 900
900
#243E7B
oklch(37.9% 0.109 264.4)
-
Step 950
950
#152548
oklch(27.1% 0.069 263.9)
#264EB4 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) | #005CB7 | 0.036 |
| Deuteranopia (no green cones) | #004FB2 | 0.019 |
| Tritanopia (no blue cones) | #006779 | 0.131 |
| Achromatopsia (no color) | #555555 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #264EB4
#264EB4
oklch(45.9% 0.168 264.4)
- #705200
#705200
oklch(45.8% 0.094 84.1)
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 #264EB4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.041
- Sapphire #2138AB ΔE 0.056
- Majorelle Blue #3F37C9 ΔE 0.061
- Cobalt #1E488F ΔE 0.062
- Blueberry #464196 ΔE 0.064
- Dusk Blue #26538D ΔE 0.066
- Blue With A Hint Of Purple #533CC6 ΔE 0.070
- Denim Blue #3B5B92 ΔE 0.073
Use #264EB4 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.