#5A759D
Closest named color: Dull Blue (#49759C). oklch(55.8% 0.07 258.1), rgb(90, 117, 157).
Aa
White text reads best on this color (4.70:1).
About this color
#5A759D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 56%, its chroma 0.070 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.020 away. White text reads best on it, at 4.70:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.46:1 |
| White text | 4.70:1 |
Values
| HEX | #5A759D |
| RGB | rgb(90, 117, 157) |
| HSL | hsl(216, 27%, 48%) |
| OKLCH | oklch(55.8% 0.07 258.1) |
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 #5A759D | 4.70:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #5A759D | 4.46:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #5A759D text on white | 4.70:1 | AA | Lc 72.6 | Content text, not long reading |
| #5A759D text on black | 4.46:1 | AA large text | Lc -29.1 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE5
oklch(88.6% 0.017 256.3)
-
Step 300
300
#B4C2D5
oklch(80.9% 0.031 256)
-
Step 400
400
#8DA2C1
oklch(70.7% 0.051 258)
-
Step 500
500
#718BB1
oklch(63.1% 0.065 257.8)
-
Step 600
600 (this color)
#5A759D
oklch(55.8% 0.07 258.1)
-
Step 700
700
#496286
oklch(49.2% 0.065 257.5)
-
Step 800
800
#3C506D
oklch(42.7% 0.055 257.6)
-
Step 900
900
#344258
oklch(37.6% 0.042 259.3)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#5A759D 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) | #66779F | 0.018 |
| Deuteranopia (no green cones) | #5F719C | 0.012 |
| Tritanopia (no blue cones) | #427E83 | 0.062 |
| Achromatopsia (no color) | #747474 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A759D
#5A759D
oklch(55.8% 0.07 258.1)
- #8B6F43
#8B6F43
oklch(55.9% 0.07 77.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #5A759D
These curated palettes and gradients contain exactly #5A759D. Open one to see the full color scheme around it.
Palettes
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.020
- Stormy Blue #507B9C ΔE 0.020
- Cerulean #457B9D ΔE 0.027
- Metallic Blue #4F738E ΔE 0.028
- Flat Blue #3C73A8 ΔE 0.037
- Muted Blue #3B719F ΔE 0.038
- Grey Blue #647D8E ΔE 0.040
- Off Blue #5684AE ΔE 0.044
Use #5A759D 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.