#757B9B
Closest named color: Lavender Gray (#7E7F9A). oklch(59% 0.049 276.5), rgb(117, 123, 155).
Aa
Black text reads best on this color (5.06:1).
About this color
#757B9B is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.049 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.019 away. Black text reads best on it, at 5.06:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.06:1 |
| White text | 4.14:1 |
Values
| HEX | #757B9B |
| RGB | rgb(117, 123, 155) |
| HSL | hsl(231, 16%, 53%) |
| OKLCH | oklch(59% 0.049 276.5) |
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 #757B9B | 4.14:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #757B9B | 5.06:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #757B9B text on white | 4.14:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #757B9B text on black | 5.06:1 | AA | Lc -33.1 | 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
#E8E9EE
oklch(93.5% 0.007 277.2)
-
Step 200
200
#D7D9E1
oklch(88.6% 0.011 274.9)
-
Step 300
300
#BCC0CF
oklch(80.9% 0.021 274)
-
Step 400
400
#9A9FB7
oklch(70.6% 0.035 276.2)
-
Step 500
500
#8288A5
oklch(63.2% 0.044 275.9)
-
Step 600
600 (this color)
#757B9B
oklch(59% 0.049 276.5)
-
Step 700
700
#595F7B
oklch(49.1% 0.046 275.2)
-
Step 800
800
#494D64
oklch(42.6% 0.039 276.9)
-
Step 900
900
#3D4052
oklch(37.6% 0.031 277.4)
-
Step 950
950
#242630
oklch(27.1% 0.019 276.2)
#757B9B 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) | #727E9C | 0.009 |
| Deuteranopia (no green cones) | #707B9A | 0.007 |
| Tritanopia (no blue cones) | #6C8186 | 0.044 |
| Achromatopsia (no color) | #7C7C7C | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #757B9B
#757B9B
oklch(59% 0.049 276.5)
- #857E5C
#857E5C
oklch(59% 0.049 97.9)
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 #757B9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.019
- Slate Gray #708090 ΔE 0.027
- Steel #738595 ΔE 0.033
- Grey Blue #647D8E ΔE 0.034
- Light Slate Gray #778899 ΔE 0.039
- Steel Grey #6F828A ΔE 0.039
- Battleship Grey #6B7C85 ΔE 0.039
- Grey Purple #826D8C ΔE 0.041
Use #757B9B 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.