#4F576E
Closest named color: Dusty Grape (#545775). oklch(45.9% 0.039 269.9), rgb(79, 87, 110).
Aa
White text reads best on this color (7.18:1).
About this color
#4F576E is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.039 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.014 away. White text reads best on it, at 7.18:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.92:1 |
| White text | 7.18:1 |
Values
| HEX | #4F576E |
| RGB | rgb(79, 87, 110) |
| HSL | hsl(225, 16%, 37%) |
| OKLCH | oklch(45.9% 0.039 269.9) |
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 #4F576E | 7.18:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #4F576E | 2.92:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #4F576E text on white | 7.18:1 | AAA | Lc 85.0 | Fine for body text |
| #4F576E text on black | 2.92:1 | Fails | Lc -17.0 | 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 800.
-
Step 50
50
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D6D9E2
oklch(88.6% 0.013 271.3)
-
Step 300
300
#BBC0D0
oklch(80.9% 0.023 272)
-
Step 400
400
#97A0B8
oklch(70.7% 0.037 269.2)
-
Step 500
500
#7E89A6
oklch(63.1% 0.046 268.8)
-
Step 600
600
#677292
oklch(55.5% 0.052 269.9)
-
Step 700
700
#56607C
oklch(49.2% 0.047 269.4)
-
Step 800
800 (this color)
#4F576E
oklch(45.9% 0.039 269.9)
-
Step 900
900
#3B4152
oklch(37.7% 0.03 269.7)
-
Step 950
950
#232630
oklch(27% 0.019 272)
#4F576E 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) | #50596F | 0.006 |
| Deuteranopia (no green cones) | #4E566D | 0.004 |
| Tritanopia (no blue cones) | #475B5F | 0.034 |
| Achromatopsia (no color) | #575757 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F576E
#4F576E
oklch(45.9% 0.039 269.9)
- #60573F
#60573F
oklch(45.9% 0.038 89.9)
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 #4F576E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.014
- YInMn Blue #415A77 ΔE 0.022
- Dusk #4E5481 ΔE 0.035
- Slate #516572 ΔE 0.042
- Denim #3B638C ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.054
- Twilight #4E518B ΔE 0.056
- Dusky Blue #475F94 ΔE 0.061
Use #4F576E 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.