#4F626E
Closest named color: Slate (#516572). oklch(48.5% 0.03 236), rgb(79, 98, 110).
Aa
White text reads best on this color (6.35:1).
About this color
#4F626E is a medium-dark, muted blue. In OKLCH its lightness is 48%, its chroma 0.030 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.010 away. White text reads best on it, at 6.35:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.30:1 |
| White text | 6.35:1 |
Values
| HEX | #4F626E |
| RGB | rgb(79, 98, 110) |
| HSL | hsl(203, 16%, 37%) |
| OKLCH | oklch(48.5% 0.03 236) |
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 #4F626E | 6.35:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #4F626E | 3.30:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #4F626E text on white | 6.35:1 | AA | Lc 81.6 | Fine for body text |
| #4F626E text on black | 3.30:1 | AA large text | Lc -20.3 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D4DADE
oklch(88.5% 0.009 236.6)
-
Step 300
300
#B8C2C9
oklch(80.8% 0.015 238.1)
-
Step 400
400
#93A3AD
oklch(70.6% 0.023 235.2)
-
Step 500
500
#798D99
oklch(63.2% 0.029 234.3)
-
Step 600
600
#627784
oklch(55.7% 0.032 235.3)
-
Step 700
700 (this color)
#4F626E
oklch(48.5% 0.03 236)
-
Step 800
800
#42515B
oklch(42.6% 0.025 237.4)
-
Step 900
900
#38434B
oklch(37.6% 0.02 239.7)
-
Step 950
950
#21272C
oklch(26.9% 0.013 243.3)
#4F626E 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) | #5D616F | 0.020 |
| Deuteranopia (no green cones) | #585E6E | 0.017 |
| Tritanopia (no blue cones) | #466566 | 0.022 |
| Achromatopsia (no color) | #5F5F5F | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F626E
#4F626E
oklch(48.5% 0.03 236)
- #6D5B4F
#6D5B4F
oklch(48.5% 0.03 55.6)
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 #4F626E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.010
- YInMn Blue #415A77 ΔE 0.038
- Dusty Grape #545775 ΔE 0.039
- Dim Gray #696969 ΔE 0.047
- Denim #3B638C ΔE 0.052
- Dusk #4E5481 ΔE 0.060
- Dark Aqua #05696B ΔE 0.060
- Metallic Blue #4F738E ΔE 0.062
Use #4F626E 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.