#4E6278
Closest named color: Slate (#516572). oklch(48.8% 0.043 251.1), rgb(78, 98, 120).
Aa
White text reads best on this color (6.28:1).
About this color
#4E6278 is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.043 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.016 away. White text reads best on it, at 6.28:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.34:1 |
| White text | 6.28:1 |
Values
| HEX | #4E6278 |
| RGB | rgb(78, 98, 120) |
| HSL | hsl(211, 21%, 39%) |
| OKLCH | oklch(48.8% 0.043 251.1) |
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 #4E6278 | 6.28:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #4E6278 | 3.34:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #4E6278 text on white | 6.28:1 | AA | Lc 81.3 | Fine for body text |
| #4E6278 text on black | 3.34:1 | AA large text | Lc -20.6 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4DAE1
oklch(88.6% 0.012 252.1)
-
Step 300
300
#B7C2CE
oklch(80.9% 0.021 250.4)
-
Step 400
400
#92A3B5
oklch(70.8% 0.033 249.8)
-
Step 500
500
#778CA3
oklch(63.2% 0.042 250.9)
-
Step 600
600
#5F768E
oklch(55.7% 0.046 249.8)
-
Step 700
700 (this color)
#4E6278
oklch(48.8% 0.043 251.1)
-
Step 800
800
#415162
oklch(42.8% 0.035 250.2)
-
Step 900
900
#374350
oklch(37.8% 0.027 250.6)
-
Step 950
950
#20272F
oklch(26.9% 0.018 251.9)
#4E6278 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) | #5A6279 | 0.017 |
| Deuteranopia (no green cones) | #555E78 | 0.015 |
| Tritanopia (no blue cones) | #416769 | 0.037 |
| Achromatopsia (no color) | #606060 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E6278
#4E6278
oklch(48.8% 0.043 251.1)
- #705C45
#705C45
oklch(48.8% 0.043 70.4)
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 #4E6278, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.016
- YInMn Blue #415A77 ΔE 0.032
- Dusty Grape #545775 ΔE 0.032
- Denim #3B638C ΔE 0.037
- Dusk #4E5481 ΔE 0.049
- Dusky Blue #475F94 ΔE 0.050
- Dim Gray #696969 ΔE 0.054
- Metallic Blue #4F738E ΔE 0.054
Use #4E6278 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.