#5261B0
Closest named color: French Blue (#436BAD). oklch(51.9% 0.125 273.2), rgb(82, 97, 176).
Aa
White text reads best on this color (5.68:1).
About this color
#5261B0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.125 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.032 away. White text reads best on it, at 5.68:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.69:1 |
| White text | 5.68:1 |
Values
| HEX | #5261B0 |
| RGB | rgb(82, 97, 176) |
| HSL | hsl(230, 37%, 51%) |
| OKLCH | oklch(51.9% 0.125 273.2) |
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 #5261B0 | 5.68:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #5261B0 | 3.69:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #5261B0 text on white | 5.68:1 | AA | Lc 78.3 | Fine for body text |
| #5261B0 text on black | 3.69:1 | AA large text | Lc -23.5 | 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 700.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D1D8F0
oklch(88.4% 0.034 272.8)
-
Step 300
300
#B3BFE9
oklch(81% 0.061 272.5)
-
Step 400
400
#8D9CDD
oklch(70.6% 0.097 273.7)
-
Step 500
500
#7183D4
oklch(63.1% 0.124 272.9)
-
Step 600
600
#5B6BC1
oklch(55.6% 0.134 273.4)
-
Step 700
700 (this color)
#5261B0
oklch(51.9% 0.125 273.2)
-
Step 800
800
#3D4987
oklch(42.7% 0.103 273)
-
Step 900
900
#343D6C
oklch(37.6% 0.081 273.7)
-
Step 950
950
#1E243F
oklch(26.9% 0.051 273)
#5261B0 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) | #3F6BB3 | 0.032 |
| Deuteranopia (no green cones) | #3463AE | 0.034 |
| Tritanopia (no blue cones) | #267280 | 0.111 |
| Achromatopsia (no color) | #676767 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5261B0
#5261B0
oklch(51.9% 0.125 273.2)
- #7E6600
#7E6600
oklch(51.9% 0.106 92.6)
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 #5261B0, closest first.
No curated palette has a color within ΔE 0.04 of #5261B0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.032
- Mid Blue #276AB3 ΔE 0.045
- Iris #6258C4 ΔE 0.046
- Dusky Blue #475F94 ΔE 0.048
- Flat Blue #3C73A8 ΔE 0.057
- Denim Blue #3B5B92 ΔE 0.059
- Dark Periwinkle #665FD1 ΔE 0.060
- Slate Blue #6A5ACD ΔE 0.061
Use #5261B0 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.