#4E61BA
Closest named color: French Blue (#436BAD). oklch(52.3% 0.141 271.7), rgb(78, 97, 186).
Aa
White text reads best on this color (5.61:1).
About this color
#4E61BA is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.141 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.038 away. White text reads best on it, at 5.61:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #4E61BA |
| RGB | rgb(78, 97, 186) |
| HSL | hsl(229, 44%, 52%) |
| OKLCH | oklch(52.3% 0.141 271.7) |
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 #4E61BA | 5.61:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #4E61BA | 3.74:1 | AA large text | Lc 26.2 | Dividers and decoration only |
| #4E61BA text on white | 5.61:1 | AA | Lc 77.8 | Fine for body text |
| #4E61BA text on black | 3.74:1 | 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
#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
#B1BFEE
oklch(81% 0.068 271.9)
-
Step 400
400
#889CE5
oklch(70.6% 0.11 271.7)
-
Step 500
500
#6C82DD
oklch(63.1% 0.139 271.7)
-
Step 600
600
#556ACB
oklch(55.7% 0.151 271.5)
-
Step 700
700 (this color)
#4E61BA
oklch(52.3% 0.141 271.7)
-
Step 800
800
#39488E
oklch(42.7% 0.117 271.6)
-
Step 900
900
#313D71
oklch(37.7% 0.09 271.7)
-
Step 950
950
#1D2442
oklch(27% 0.057 272.2)
#4E61BA 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) | #366CBD | 0.035 |
| Deuteranopia (no green cones) | #2563B8 | 0.040 |
| Tritanopia (no blue cones) | #007584 | 0.126 |
| Achromatopsia (no color) | #686868 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E61BA
#4E61BA
oklch(52.3% 0.141 271.7)
- #806700
#806700
oklch(52.3% 0.107 92.1)
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 #4E61BA, closest first.
No curated palette has a color within ΔE 0.04 of #4E61BA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.038
- Iris #6258C4 ΔE 0.038
- Mid Blue #276AB3 ΔE 0.044
- Dark Periwinkle #665FD1 ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.052
- Light Indigo #6D5ACF ΔE 0.058
- Warm Blue #4B57DB ΔE 0.059
- Dusky Blue #475F94 ΔE 0.062
Use #4E61BA 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.