#4E5E6E
Closest named color: Slate (#516572). oklch(47.5% 0.033 248.5), rgb(78, 94, 110).
Aa
White text reads best on this color (6.66:1).
About this color
#4E5E6E is a medium-dark, muted blue. In OKLCH its lightness is 47%, its chroma 0.033 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.022 away. White text reads best on it, at 6.66:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.15:1 |
| White text | 6.66:1 |
Values
| HEX | #4E5E6E |
| RGB | rgb(78, 94, 110) |
| HSL | hsl(210, 17%, 37%) |
| OKLCH | oklch(47.5% 0.033 248.5) |
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 #4E5E6E | 6.66:1 | AA | Lc -88.0 | Fine for body text |
| Black text on #4E5E6E | 3.15:1 | AA large text | Lc 21.1 | Dividers and decoration only |
| #4E5E6E text on white | 6.66:1 | AA | Lc 82.9 | Fine for body text |
| #4E5E6E text on black | 3.15:1 | AA large text | Lc -19.0 | 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 700.
-
Step 50
50
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D5DADF
oklch(88.6% 0.009 247.9)
-
Step 300
300
#B9C2CB
oklch(81% 0.016 248)
-
Step 400
400
#95A2B0
oklch(70.6% 0.025 250.2)
-
Step 500
500
#7B8C9D
oklch(63.2% 0.032 248.3)
-
Step 600
600
#647587
oklch(55.5% 0.035 249.9)
-
Step 700
700 (this color)
#4E5E6E
oklch(47.5% 0.033 248.5)
-
Step 800
800
#44515D
oklch(42.8% 0.026 246.3)
-
Step 900
900
#39434C
oklch(37.7% 0.02 245.5)
-
Step 950
950
#21272D
oklch(26.9% 0.014 248.4)
#4E5E6E 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) | #585E6F | 0.015 |
| Deuteranopia (no green cones) | #545B6E | 0.012 |
| Tritanopia (no blue cones) | #456263 | 0.028 |
| Achromatopsia (no color) | #5C5C5C | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5E6E
#4E5E6E
oklch(47.5% 0.033 248.5)
- #695949
#695949
oklch(47.5% 0.032 66.9)
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 #4E5E6E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.022
- YInMn Blue #415A77 ΔE 0.028
- Dusty Grape #545775 ΔE 0.028
- Dusk #4E5481 ΔE 0.050
- Denim #3B638C ΔE 0.050
- Dim Gray #696969 ΔE 0.057
- Light Navy Blue #2E5A88 ΔE 0.060
- Dusky Blue #475F94 ΔE 0.062
Use #4E5E6E 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.