#5F6789
Closest named color: Metallic Blue (#4F738E). oklch(52% 0.055 274.1), rgb(95, 103, 137).
Aa
White text reads best on this color (5.54:1).
About this color
#5F6789 is a medium-dark, muted blue. In OKLCH its lightness is 52%, its chroma 0.055 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.037 away. White text reads best on it, at 5.54:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #5F6789 |
| RGB | rgb(95, 103, 137) |
| HSL | hsl(229, 18%, 45%) |
| OKLCH | oklch(52% 0.055 274.1) |
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 #5F6789 | 5.54:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #5F6789 | 3.78:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #5F6789 text on white | 5.54:1 | AA | Lc 77.7 | Fine for body text |
| #5F6789 text on black | 3.78:1 | AA large text | Lc -24.1 | 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 700.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D6D9E3
oklch(88.6% 0.014 272.7)
-
Step 300
300
#BBC0D2
oklch(80.9% 0.026 273.4)
-
Step 400
400
#989FBC
oklch(70.7% 0.043 274.6)
-
Step 500
500
#7F88AB
oklch(63.2% 0.054 273.5)
-
Step 600
600
#687196
oklch(55.5% 0.059 273.8)
-
Step 700
700 (this color)
#5F6789
oklch(52% 0.055 274.1)
-
Step 800
800
#474D68
oklch(42.6% 0.046 274.6)
-
Step 900
900
#3C4055
oklch(37.7% 0.036 276.1)
-
Step 950
950
#232632
oklch(27.1% 0.023 273.8)
#5F6789 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) | #5D6A8B | 0.009 |
| Deuteranopia (no green cones) | #5A6788 | 0.007 |
| Tritanopia (no blue cones) | #546D73 | 0.048 |
| Achromatopsia (no color) | #686868 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F6789
#5F6789
oklch(52% 0.055 274.1)
- #736944
#736944
oklch(52.1% 0.055 94.8)
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 #5F6789, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.037
- Slate #516572 ΔE 0.043
- Dull Blue #49759C ΔE 0.047
- Dusky Blue #475F94 ΔE 0.048
- Denim #3B638C ΔE 0.049
- Muted Blue #3B719F ΔE 0.052
- Dim Gray #696969 ΔE 0.055
- Dusty Grape #545775 ΔE 0.055
Use #5F6789 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.