#5F6597
Closest named color: Dusky Blue (#475F94). oklch(52.3% 0.079 278), rgb(95, 101, 151).
Aa
White text reads best on this color (5.53:1).
About this color
#5F6597 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.079 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.039 away. White text reads best on it, at 5.53:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.79:1 |
| White text | 5.53:1 |
Values
| HEX | #5F6597 |
| RGB | rgb(95, 101, 151) |
| HSL | hsl(234, 23%, 48%) |
| OKLCH | oklch(52.3% 0.079 278) |
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 #5F6597 | 5.53:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #5F6597 | 3.79:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #5F6597 text on white | 5.53:1 | AA | Lc 77.6 | Fine for body text |
| #5F6597 text on black | 3.79:1 | AA large text | Lc -24.2 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F1
oklch(93.6% 0.011 280.5)
-
Step 200
200
#D5D8E7
oklch(88.4% 0.021 276.9)
-
Step 300
300
#BABFDA
oklch(80.9% 0.038 277.2)
-
Step 400
400
#979DC7
oklch(70.6% 0.062 278.3)
-
Step 500
500
#7E85B9
oklch(63.1% 0.079 278)
-
Step 600
600
#686EA5
oklch(55.6% 0.086 278.5)
-
Step 700
700 (this color)
#5F6597
oklch(52.3% 0.079 278)
-
Step 800
800
#474B73
oklch(42.7% 0.066 278.8)
-
Step 900
900
#3B3F5D
oklch(37.7% 0.052 277.8)
-
Step 950
950
#232536
oklch(27% 0.032 278.9)
#5F6597 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) | #556B99 | 0.020 |
| Deuteranopia (no green cones) | #526696 | 0.018 |
| Tritanopia (no blue cones) | #4F6F77 | 0.071 |
| Achromatopsia (no color) | #686868 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F6597
#5F6597
oklch(52.3% 0.079 278)
- #766A30
#766A30
oklch(52.3% 0.079 97.8)
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 #5F6597, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.039
- French Blue #436BAD ΔE 0.046
- Dull Blue #49759C ΔE 0.049
- Muted Blue #3B719F ΔE 0.050
- Metallic Blue #4F738E ΔE 0.050
- Denim #3B638C ΔE 0.051
- Flat Blue #3C73A8 ΔE 0.054
- Muted Purple #805B87 ΔE 0.058
Use #5F6597 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.