#757CA0
Closest named color: Lavender Gray (#7E7F9A). oklch(59.4% 0.056 276), rgb(117, 124, 160).
Aa
Black text reads best on this color (5.14:1).
About this color
#757CA0 is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.056 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.020 away. Black text reads best on it, at 5.14:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.14:1 |
| White text | 4.08:1 |
Values
| HEX | #757CA0 |
| RGB | rgb(117, 124, 160) |
| HSL | hsl(230, 18%, 54%) |
| OKLCH | oklch(59.4% 0.056 276) |
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 #757CA0 | 4.08:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #757CA0 | 5.14:1 | AA | Lc 36.1 | Non-text elements, placeholder text |
| #757CA0 text on white | 4.08:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #757CA0 text on black | 5.14:1 | AA | Lc -33.7 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E3
oklch(88.4% 0.015 277.8)
-
Step 300
300
#BBC0D3
oklch(81% 0.027 274)
-
Step 400
400
#999FBC
oklch(70.7% 0.043 276)
-
Step 500
500 (this color)
#757CA0
oklch(59.4% 0.056 276)
-
Step 600
600
#697197
oklch(55.7% 0.06 275.1)
-
Step 700
700
#585E81
oklch(49.1% 0.057 276.6)
-
Step 800
800
#484D69
oklch(42.7% 0.047 276.4)
-
Step 900
900
#3C4055
oklch(37.7% 0.036 276.1)
-
Step 950
950
#232632
oklch(27.1% 0.023 273.8)
#757CA0 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) | #727FA2 | 0.009 |
| Deuteranopia (no green cones) | #6F7C9F | 0.009 |
| Tritanopia (no blue cones) | #6A8388 | 0.051 |
| Achromatopsia (no color) | #7E7E7E | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #757CA0
#757CA0
oklch(59.4% 0.056 276)
- #887F58
#887F58
oklch(59.5% 0.056 96.7)
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 #757CA0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.020
- Slate Gray #708090 ΔE 0.032
- Steel #738595 ΔE 0.035
- Grey Blue #647D8E ΔE 0.039
- Light Slate Gray #778899 ΔE 0.040
- Dusty Blue #5A86AD ΔE 0.041
- Off Blue #5684AE ΔE 0.043
- Steel Grey #6F828A ΔE 0.044
Use #757CA0 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.