#757F9F
Closest named color: Lavender Gray (#7E7F9A). oklch(60% 0.05 271.3), rgb(117, 127, 159).
Aa
Black text reads best on this color (5.29:1).
About this color
#757F9F is a medium-dark, muted blue. In OKLCH its lightness is 60%, its chroma 0.050 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.014 away. Black text reads best on it, at 5.29:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #757F9F |
| RGB | rgb(117, 127, 159) |
| HSL | hsl(226, 18%, 54%) |
| OKLCH | oklch(60% 0.05 271.3) |
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 #757F9F | 3.96:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #757F9F | 5.29:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #757F9F text on white | 3.96:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #757F9F text on black | 5.29:1 | AA | Lc -34.6 | 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 500.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D6D9E2
oklch(88.6% 0.013 271.3)
-
Step 300
300
#BBC0D1
oklch(80.9% 0.024 272.8)
-
Step 400
400
#97A0BA
oklch(70.7% 0.039 270.3)
-
Step 500
500 (this color)
#757F9F
oklch(60% 0.05 271.3)
-
Step 600
600
#677294
oklch(55.6% 0.055 270.6)
-
Step 700
700
#565F7E
oklch(49% 0.051 271.9)
-
Step 800
800
#464E67
oklch(42.7% 0.043 270.7)
-
Step 900
900
#3B4153
oklch(37.7% 0.032 270.4)
-
Step 950
950
#232631
oklch(27% 0.021 273)
#757F9F 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) | #7582A0 | 0.008 |
| Deuteranopia (no green cones) | #727E9E | 0.005 |
| Tritanopia (no blue cones) | #6A858A | 0.045 |
| Achromatopsia (no color) | #808080 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #757F9F
#757F9F
oklch(60% 0.05 271.3)
- #8B805E
#8B805E
oklch(60.1% 0.05 92.3)
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 #757F9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.014
- Slate Gray #708090 ΔE 0.026
- Steel #738595 ΔE 0.027
- Light Slate Gray #778899 ΔE 0.031
- Grey Blue #647D8E ΔE 0.037
- Steel Grey #6F828A ΔE 0.038
- Dusty Blue #5A86AD ΔE 0.038
- Blue Grey #758DA3 ΔE 0.039
Use #757F9F 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.