#586F98
Closest named color: Dull Blue (#49759C). oklch(54% 0.07 261.7), rgb(88, 111, 152).
Aa
White text reads best on this color (5.06:1).
About this color
#586F98 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.070 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.022 away. White text reads best on it, at 5.06:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #586F98 |
| RGB | rgb(88, 111, 152) |
| HSL | hsl(218, 27%, 47%) |
| OKLCH | oklch(54% 0.07 261.7) |
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 #586F98 | 5.06:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #586F98 | 4.14:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #586F98 text on white | 5.06:1 | AA | Lc 75.0 | Content text, not long reading |
| #586F98 text on black | 4.14:1 | AA large text | Lc -26.8 | 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
#D3D9E5
oklch(88.4% 0.018 264.5)
-
Step 300
300
#B5C1D6
oklch(80.8% 0.032 261.7)
-
Step 400
400
#8FA1C1
oklch(70.6% 0.051 261.9)
-
Step 500
500
#748AB1
oklch(63.1% 0.064 261.7)
-
Step 600
600 (this color)
#586F98
oklch(54% 0.07 261.7)
-
Step 700
700
#4C6186
oklch(49.1% 0.065 261.4)
-
Step 800
800
#3E4F6D
oklch(42.6% 0.055 261.5)
-
Step 900
900
#354258
oklch(37.7% 0.042 260.8)
-
Step 950
950
#1F2734
oklch(27.1% 0.027 260)
#586F98 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) | #60729A | 0.015 |
| Deuteranopia (no green cones) | #5A6C97 | 0.008 |
| Tritanopia (no blue cones) | #42787D | 0.063 |
| Achromatopsia (no color) | #6E6E6E | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #586F98
#586F98
oklch(54% 0.07 261.7)
- #836B3D
#836B3D
oklch(54% 0.07 82.6)
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 #586F98, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.022
- Metallic Blue #4F738E ΔE 0.025
- Muted Blue #3B719F ΔE 0.032
- Stormy Blue #507B9C ΔE 0.034
- Flat Blue #3C73A8 ΔE 0.036
- Cerulean #457B9D ΔE 0.037
- French Blue #436BAD ΔE 0.045
- Grey Blue #647D8E ΔE 0.052
Use #586F98 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.