#4E61A5
Closest named color: French Blue (#436BAD). oklch(51% 0.11 270.3), rgb(78, 97, 165).
Aa
White text reads best on this color (5.87:1).
About this color
#4E61A5 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.110 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.029 away. White text reads best on it, at 5.87:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.57:1 |
| White text | 5.87:1 |
Values
| HEX | #4E61A5 |
| RGB | rgb(78, 97, 165) |
| HSL | hsl(227, 36%, 48%) |
| OKLCH | oklch(51% 0.11 270.3) |
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 #4E61A5 | 5.87:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #4E61A5 | 3.57:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #4E61A5 text on white | 5.87:1 | AA | Lc 79.2 | Fine for body text |
| #4E61A5 text on black | 3.57:1 | AA large text | Lc -22.6 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E6EAF5
oklch(93.7% 0.015 270)
-
Step 200
200
#D1D9ED
oklch(88.5% 0.029 268.3)
-
Step 300
300
#B3C0E4
oklch(81% 0.053 269.6)
-
Step 400
400
#8C9ED7
oklch(70.7% 0.086 270.6)
-
Step 500
500
#7085CC
oklch(63% 0.11 270.5)
-
Step 600
600
#596EB9
oklch(55.6% 0.119 270.4)
-
Step 700
700 (this color)
#4E61A5
oklch(51% 0.11 270.3)
-
Step 800
800
#3C4B81
oklch(42.7% 0.092 270.4)
-
Step 900
900
#333F67
oklch(37.7% 0.07 270.1)
-
Step 950
950
#1E253D
oklch(27% 0.046 270.7)
#4E61A5 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) | #4569A8 | 0.023 |
| Deuteranopia (no green cones) | #3C61A4 | 0.022 |
| Tritanopia (no blue cones) | #26707B | 0.099 |
| Achromatopsia (no color) | #656565 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E61A5
#4E61A5
oklch(51% 0.11 270.3)
- #7D6200
#7D6200
oklch(50.9% 0.104 89.8)
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 #4E61A5, closest first.
No curated palette has a color within ΔE 0.04 of #4E61A5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.029
- Dusky Blue #475F94 ΔE 0.029
- Denim Blue #3B5B92 ΔE 0.042
- Mid Blue #276AB3 ΔE 0.044
- Denim #3B638C ΔE 0.049
- Muted Blue #3B719F ΔE 0.051
- Flat Blue #3C73A8 ΔE 0.051
- Twilight #4E518B ΔE 0.055
Use #4E61A5 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.