#59707F
Closest named color: Metallic Blue (#4F738E). oklch(53.2% 0.036 236.9), rgb(89, 112, 127).
Aa
White text reads best on this color (5.18:1).
About this color
#59707F is a medium-dark, muted blue. In OKLCH its lightness is 53%, its chroma 0.036 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.024 away. White text reads best on it, at 5.18:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.04:1 |
| White text | 5.18:1 |
Values
| HEX | #59707F |
| RGB | rgb(89, 112, 127) |
| HSL | hsl(204, 18%, 42%) |
| OKLCH | oklch(53.2% 0.036 236.9) |
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 #59707F | 5.18:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #59707F | 4.04:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #59707F text on white | 5.18:1 | AA | Lc 75.7 | Fine for body text |
| #59707F text on black | 4.04:1 | AA large text | Lc -26.0 | 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
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D4DADE
oklch(88.5% 0.009 236.6)
-
Step 300
300
#B7C2CA
oklch(80.8% 0.017 239.2)
-
Step 400
400
#92A3AF
oklch(70.6% 0.026 238.6)
-
Step 500
500
#778D9B
oklch(63.1% 0.033 236)
-
Step 600
600 (this color)
#59707F
oklch(53.2% 0.036 236.9)
-
Step 700
700
#4F6472
oklch(49.1% 0.034 237.6)
-
Step 800
800
#41525C
oklch(42.8% 0.027 234.1)
-
Step 900
900
#37444C
oklch(37.8% 0.022 235.2)
-
Step 950
950
#20282C
oklch(27.1% 0.014 229.5)
#59707F 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) | #696F80 | 0.022 |
| Deuteranopia (no green cones) | #646B7F | 0.020 |
| Tritanopia (no blue cones) | #4D7475 | 0.028 |
| Achromatopsia (no color) | #6D6D6D | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59707F
#59707F
oklch(53.2% 0.036 236.9)
- #7D6858
#7D6858
oklch(53.3% 0.036 59.2)
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 #59707F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.024
- Battleship Gray #6C757D ΔE 0.032
- Slate #516572 ΔE 0.037
- Dim Gray #696969 ΔE 0.038
- Grey Blue #647D8E ΔE 0.044
- Battleship Grey #6B7C85 ΔE 0.045
- Dull Blue #49759C ΔE 0.046
- Stormy Blue #507B9C ΔE 0.047
Use #59707F 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.