#4B5A67
Closest named color: YInMn Blue (#415A77). oklch(46% 0.028 244.6), rgb(75, 90, 103).
Aa
White text reads best on this color (7.10:1).
About this color
#4B5A67 is a medium-dark close to neutral grey. In OKLCH its lightness is 46%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is YInMn Blue (#415A77), ΔE 0.029 away. White text reads best on it, at 7.10:1.
| Hue family | Neutrals |
| Lightness | medium-dark (46%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.95:1 |
| White text | 7.10:1 |
Values
| HEX | #4B5A67 |
| RGB | rgb(75, 90, 103) |
| HSL | hsl(208, 16%, 35%) |
| OKLCH | oklch(46% 0.028 244.6) |
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 #4B5A67 | 7.10:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #4B5A67 | 2.95:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #4B5A67 text on white | 7.10:1 | AAA | Lc 84.6 | Fine for body text |
| #4B5A67 text on black | 2.95:1 | Fails | Lc -17.4 | 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
#F4F5F6
oklch(97% 0.002 247.8)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D5DADE
oklch(88.6% 0.008 241.7)
-
Step 300
300
#BAC2C9
oklch(81% 0.013 244.3)
-
Step 400
400
#96A2AE
oklch(70.7% 0.022 248.1)
-
Step 500
500
#7C8C9A
oklch(63.2% 0.028 244.6)
-
Step 600
600
#657684
oklch(55.7% 0.03 243.1)
-
Step 700
700 (this color)
#4B5A67
oklch(46% 0.028 244.6)
-
Step 800
800
#44515B
oklch(42.7% 0.023 241.2)
-
Step 900
900
#3A434B
oklch(37.8% 0.018 245.1)
-
Step 950
950
#22272C
oklch(27% 0.012 248.3)
#4B5A67 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) | #555A68 | 0.015 |
| Deuteranopia (no green cones) | #515767 | 0.012 |
| Tritanopia (no blue cones) | #435D5E | 0.023 |
| Achromatopsia (no color) | #585858 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B5A67
#4B5A67
oklch(46% 0.028 244.6)
- #635548
#635548
oklch(45.9% 0.028 64.9)
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 #4B5A67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.029
- Dusty Grape #545775 ΔE 0.031
- Slate #516572 ΔE 0.036
- Dusk #4E5481 ΔE 0.052
- Petrol #005F6A ΔE 0.058
- Denim #3B638C ΔE 0.060
- Light Navy Blue #2E5A88 ΔE 0.062
- Dark Slate Gray #2F4F4F ΔE 0.064
Use #4B5A67 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.