#587189
Closest named color: Metallic Blue (#4F738E). oklch(53.8% 0.048 247.7), rgb(88, 113, 137).
Aa
White text reads best on this color (5.07:1).
About this color
#587189 is a medium-dark, muted blue. In OKLCH its lightness is 54%, its chroma 0.048 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.013 away. White text reads best on it, at 5.07:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.13:1 |
| White text | 5.07:1 |
Values
| HEX | #587189 |
| RGB | rgb(88, 113, 137) |
| HSL | hsl(209, 22%, 44%) |
| OKLCH | oklch(53.8% 0.048 247.7) |
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 #587189 | 5.07:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #587189 | 4.13:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #587189 text on white | 5.07:1 | AA | Lc 75.0 | Fine for body text |
| #587189 text on black | 4.13:1 | AA large text | Lc -26.7 | 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
#D3DAE1
oklch(88.5% 0.012 248)
-
Step 300
300
#B6C2CE
oklch(80.8% 0.022 248.1)
-
Step 400
400
#90A3B6
oklch(70.7% 0.035 248.3)
-
Step 500
500
#758CA3
oklch(63% 0.044 248.5)
-
Step 600
600 (this color)
#587189
oklch(53.8% 0.048 247.7)
-
Step 700
700
#4D6379
oklch(49.1% 0.044 248.7)
-
Step 800
800
#3F5163
oklch(42.7% 0.038 248.7)
-
Step 900
900
#364350
oklch(37.7% 0.028 248.6)
-
Step 950
950
#1F272F
oklch(26.9% 0.019 248.5)
#587189 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) | #68718A | 0.022 |
| Deuteranopia (no green cones) | #626C89 | 0.019 |
| Tritanopia (no blue cones) | #487779 | 0.041 |
| Achromatopsia (no color) | #6E6E6E | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #587189
#587189
oklch(53.8% 0.048 247.7)
- #816950
#816950
oklch(53.8% 0.048 67.7)
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 #587189, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.013
- Dull Blue #49759C ΔE 0.032
- Stormy Blue #507B9C ΔE 0.035
- Battleship Gray #6C757D ΔE 0.037
- Cerulean #457B9D ΔE 0.039
- Grey Blue #647D8E ΔE 0.040
- Muted Blue #3B719F ΔE 0.045
- Battleship Grey #6B7C85 ΔE 0.045
Use #587189 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.