#4D5172
Closest named color: Dusty Grape (#545775). oklch(44.5% 0.054 278.6), rgb(77, 81, 114).
Aa
White text reads best on this color (7.67:1).
About this color
#4D5172 is a dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.054 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.022 away. White text reads best on it, at 7.67:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.73:1 |
| White text | 7.67:1 |
Values
| HEX | #4D5172 |
| RGB | rgb(77, 81, 114) |
| HSL | hsl(234, 19%, 37%) |
| OKLCH | oklch(44.5% 0.054 278.6) |
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 #4D5172 | 7.67:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #4D5172 | 2.73:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #4D5172 text on white | 7.67:1 | AAA | Lc 86.7 | Fine for body text |
| #4D5172 text on black | 2.73:1 | Fails | Lc -15.4 | 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 800.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E5
oklch(88.5% 0.018 279)
-
Step 300
300
#BBBFD5
oklch(80.8% 0.031 277.5)
-
Step 400
400
#999EC1
oklch(70.7% 0.051 278.6)
-
Step 500
500
#8086B1
oklch(63.1% 0.065 278.2)
-
Step 600
600
#6A6F9D
oklch(55.6% 0.072 279)
-
Step 700
700
#585D86
oklch(49.1% 0.066 278.3)
-
Step 800
800 (this color)
#4D5172
oklch(44.5% 0.054 278.6)
-
Step 900
900
#3C3F58
oklch(37.6% 0.043 278.8)
-
Step 950
950
#232534
oklch(26.9% 0.028 278.4)
#4D5172 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) | #475573 | 0.014 |
| Deuteranopia (no green cones) | #455271 | 0.012 |
| Tritanopia (no blue cones) | #43575D | 0.047 |
| Achromatopsia (no color) | #535353 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D5172
#4D5172
oklch(44.5% 0.054 278.6)
- #5C5530
#5C5530
oklch(44.7% 0.055 98.8)
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 #4D5172, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.022
- Dusk #4E5481 ΔE 0.025
- YInMn Blue #415A77 ΔE 0.029
- Twilight #4E518B ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.056
- Denim #3B638C ΔE 0.060
- Dusky Blue #475F94 ΔE 0.060
Use #4D5172 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.