#72778E
Closest named color: Grey Blue (#647D8E). oklch(57.3% 0.036 275.6), rgb(114, 119, 142).
Aa
Black text reads best on this color (4.74:1).
About this color
#72778E is a medium-dark, muted blue. In OKLCH its lightness is 57%, its chroma 0.036 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.024 away. Black text reads best on it, at 4.74:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.74:1 |
| White text | 4.42:1 |
Values
| HEX | #72778E |
| RGB | rgb(114, 119, 142) |
| HSL | hsl(229, 11%, 50%) |
| OKLCH | oklch(57.3% 0.036 275.6) |
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 #72778E | 4.42:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #72778E | 4.74:1 | AA | Lc 33.4 | Non-text elements, placeholder text |
| #72778E text on white | 4.42:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #72778E text on black | 4.74:1 | AA | Lc -31.0 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9EAED
oklch(93.7% 0.004 271.4)
-
Step 200
200
#D7D9DF
oklch(88.6% 0.008 271.3)
-
Step 300
300
#BDC0CB
oklch(80.9% 0.016 273.8)
-
Step 400
400
#9CA0B1
oklch(70.8% 0.025 275.2)
-
Step 500
500
#83889E
oklch(63% 0.034 275.3)
-
Step 600
600 (this color)
#72778E
oklch(57.3% 0.036 275.6)
-
Step 700
700
#5B5F74
oklch(49% 0.034 276.6)
-
Step 800
800
#4A4E5E
oklch(42.6% 0.027 274.2)
-
Step 900
900
#3E414D
oklch(37.7% 0.021 274.3)
-
Step 950
950
#24262D
oklch(27% 0.013 272.9)
#72778E 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) | #71798F | 0.006 |
| Deuteranopia (no green cones) | #6F778D | 0.005 |
| Tritanopia (no blue cones) | #6C7B7F | 0.031 |
| Achromatopsia (no color) | #787878 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #72778E
#72778E
oklch(57.3% 0.036 275.6)
- #7F7961
#7F7961
oklch(57.5% 0.036 95.6)
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 #72778E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.024
- Slate Gray #708090 ΔE 0.025
- Battleship Grey #6B7C85 ΔE 0.025
- Battleship Gray #6C757D ΔE 0.028
- Lavender Gray #7E7F9A ΔE 0.033
- Steel Grey #6F828A ΔE 0.035
- Grey Purple #826D8C ΔE 0.035
- Purple Grey #866F85 ΔE 0.035
Use #72778E 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.