#4B4EA8
Closest named color: Blueberry (#464196). oklch(47.1% 0.142 278), rgb(75, 78, 168).
Aa
White text reads best on this color (7.10:1).
About this color
#4B4EA8 is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.142 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.044 away. White text reads best on it, at 7.10:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.95:1 |
| White text | 7.10:1 |
Values
| HEX | #4B4EA8 |
| RGB | rgb(75, 78, 168) |
| HSL | hsl(238, 38%, 48%) |
| OKLCH | oklch(47.1% 0.142 278) |
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 #4B4EA8 | 7.10:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #4B4EA8 | 2.95:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #4B4EA8 text on white | 7.10:1 | AAA | Lc 84.4 | Fine for body text |
| #4B4EA8 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D3D7F3
oklch(88.5% 0.039 279.1)
-
Step 300
300
#B6BDED
oklch(80.9% 0.068 278.3)
-
Step 400
400
#9199E4
oklch(70.6% 0.11 278.5)
-
Step 500
500
#777FDC
oklch(63.2% 0.139 277.9)
-
Step 600
600
#6166CA
oklch(55.6% 0.152 278.1)
-
Step 700
700 (this color)
#4B4EA8
oklch(47.1% 0.142 278)
-
Step 800
800
#42458D
oklch(42.6% 0.117 278.4)
-
Step 900
900
#373B71
oklch(37.7% 0.091 277.9)
-
Step 950
950
#202342
oklch(27% 0.057 277.6)
#4B4EA8 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) | #1B5CAB | 0.055 |
| Deuteranopia (no green cones) | #0754A6 | 0.059 |
| Tritanopia (no blue cones) | #1D6273 | 0.123 |
| Achromatopsia (no color) | #585858 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4EA8
#4B4EA8
oklch(47.1% 0.142 278)
- #6A5B00
#6A5B00
oklch(47.2% 0.097 98)
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 #4B4EA8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.044
- Twilight #4E518B ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.057
- Dusky Blue #475F94 ΔE 0.061
- Dark Slate Blue #483D8B ΔE 0.062
- Iris #6258C4 ΔE 0.062
- Blue With A Hint Of Purple #533CC6 ΔE 0.063
- Dusk Blue #26538D ΔE 0.065
Use #4B4EA8 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.