#59728E
Closest named color: Metallic Blue (#4F738E). oklch(54.3% 0.053 251.6), rgb(89, 114, 142).
Aa
White text reads best on this color (4.97:1).
About this color
#59728E is a medium-dark, muted blue. In OKLCH its lightness is 54%, its chroma 0.053 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.012 away. White text reads best on it, at 4.97:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.22:1 |
| White text | 4.97:1 |
Values
| HEX | #59728E |
| RGB | rgb(89, 114, 142) |
| HSL | hsl(212, 23%, 45%) |
| OKLCH | oklch(54.3% 0.053 251.6) |
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 #59728E | 4.97:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #59728E | 4.22:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #59728E text on white | 4.97:1 | AA | Lc 74.4 | Content text, not long reading |
| #59728E text on black | 4.22:1 | AA large text | Lc -27.3 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D3DAE2
oklch(88.5% 0.013 251.6)
-
Step 300
300
#B6C2D0
oklch(80.9% 0.024 252.2)
-
Step 400
400
#90A3B8
oklch(70.8% 0.038 251)
-
Step 500
500
#748CA7
oklch(63.1% 0.049 251.6)
-
Step 600
600 (this color)
#59728E
oklch(54.3% 0.053 251.6)
-
Step 700
700
#4C637C
oklch(49.1% 0.049 250.9)
-
Step 800
800
#3F5165
oklch(42.8% 0.04 251.4)
-
Step 900
900
#354352
oklch(37.7% 0.032 250.4)
-
Step 950
950
#1F2730
oklch(26.9% 0.02 251.6)
#59728E 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) | #67738F | 0.020 |
| Deuteranopia (no green cones) | #616D8D | 0.017 |
| Tritanopia (no blue cones) | #48787B | 0.045 |
| Achromatopsia (no color) | #707070 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59728E
#59728E
oklch(54.3% 0.053 251.6)
- #836B4D
#836B4D
oklch(54.3% 0.053 72.6)
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 #59728E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.012
- Dull Blue #49759C ΔE 0.026
- Stormy Blue #507B9C ΔE 0.029
- Cerulean #457B9D ΔE 0.034
- Grey Blue #647D8E ΔE 0.037
- Battleship Gray #6C757D ΔE 0.039
- Muted Blue #3B719F ΔE 0.042
- Battleship Grey #6B7C85 ΔE 0.045
Use #59728E 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.