#5B6EA2
Closest named color: Dull Blue (#49759C). oklch(54.5% 0.085 268.2), rgb(91, 110, 162).
Aa
White text reads best on this color (5.00:1).
About this color
#5B6EA2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.085 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.031 away. White text reads best on it, at 5.00:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #5B6EA2 |
| RGB | rgb(91, 110, 162) |
| HSL | hsl(224, 28%, 50%) |
| OKLCH | oklch(54.5% 0.085 268.2) |
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 #5B6EA2 | 5.00:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #5B6EA2 | 4.19:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #5B6EA2 text on white | 5.00:1 | AA | Lc 74.5 | Content text, not long reading |
| #5B6EA2 text on black | 4.19:1 | AA large text | Lc -27.2 | 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 600.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D3D9E8
oklch(88.5% 0.022 268.4)
-
Step 300
300
#B6C0DA
oklch(80.8% 0.038 268.8)
-
Step 400
400
#90A0C8
oklch(70.7% 0.061 267.8)
-
Step 500
500
#7588B9
oklch(63.1% 0.077 267.8)
-
Step 600
600 (this color)
#5B6EA2
oklch(54.5% 0.085 268.2)
-
Step 700
700
#4E5F8E
oklch(49.2% 0.079 268.3)
-
Step 800
800
#404D73
oklch(42.6% 0.066 269.1)
-
Step 900
900
#36415D
oklch(37.8% 0.05 267.5)
-
Step 950
950
#202636
oklch(27% 0.031 268.4)
#5B6EA2 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) | #5C73A4 | 0.014 |
| Deuteranopia (no green cones) | #556CA1 | 0.010 |
| Tritanopia (no blue cones) | #427981 | 0.076 |
| Achromatopsia (no color) | #6F6F6F | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B6EA2
#5B6EA2
oklch(54.5% 0.085 268.2)
- #856D30
#856D30
oklch(54.5% 0.085 87.8)
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 #5B6EA2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.031
- Flat Blue #3C73A8 ΔE 0.035
- French Blue #436BAD ΔE 0.036
- Muted Blue #3B719F ΔE 0.037
- Metallic Blue #4F738E ΔE 0.042
- Stormy Blue #507B9C ΔE 0.042
- Cerulean #457B9D ΔE 0.045
- Dusky Blue #475F94 ΔE 0.055
Use #5B6EA2 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.