#5E668B
Closest named color: Metallic Blue (#4F738E). oklch(51.8% 0.059 274.7), rgb(94, 102, 139).
Aa
White text reads best on this color (5.60:1).
About this color
#5E668B is a medium-dark, muted blue. In OKLCH its lightness is 52%, its chroma 0.059 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.040 away. White text reads best on it, at 5.60:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.74:1 |
| White text | 5.60:1 |
Values
| HEX | #5E668B |
| RGB | rgb(94, 102, 139) |
| HSL | hsl(229, 19%, 46%) |
| OKLCH | oklch(51.8% 0.059 274.7) |
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 #5E668B | 5.60:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #5E668B | 3.74:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #5E668B text on white | 5.60:1 | AA | Lc 78.0 | Fine for body text |
| #5E668B text on black | 3.74:1 | AA large text | Lc -23.8 | 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 700.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D9E4
oklch(88.6% 0.015 273.8)
-
Step 300
300
#BBC0D4
oklch(81% 0.029 274.6)
-
Step 400
400
#989FBE
oklch(70.7% 0.046 275.2)
-
Step 500
500
#7E87AE
oklch(63% 0.06 274.5)
-
Step 600
600
#687199
oklch(55.7% 0.063 274.4)
-
Step 700
700 (this color)
#5E668B
oklch(51.8% 0.059 274.7)
-
Step 800
800
#474D6A
oklch(42.7% 0.049 275.1)
-
Step 900
900
#3B4056
oklch(37.6% 0.038 274.5)
-
Step 950
950
#232632
oklch(27.1% 0.023 273.8)
#5E668B 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) | #5B6A8D | 0.011 |
| Deuteranopia (no green cones) | #58668A | 0.009 |
| Tritanopia (no blue cones) | #526D73 | 0.053 |
| Achromatopsia (no color) | #686868 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E668B
#5E668B
oklch(51.8% 0.059 274.7)
- #736840
#736840
oklch(51.8% 0.059 94.5)
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 #5E668B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.040
- Dusky Blue #475F94 ΔE 0.043
- Slate #516572 ΔE 0.046
- Denim #3B638C ΔE 0.046
- Dull Blue #49759C ΔE 0.048
- Muted Blue #3B719F ΔE 0.051
- Dusty Grape #545775 ΔE 0.053
- Dusty Purple #825F87 ΔE 0.058
Use #5E668B 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.