#7580A3
Closest named color: Lavender Gray (#7E7F9A). oklch(60.4% 0.055 271.1), rgb(117, 128, 163).
Aa
Black text reads best on this color (5.37:1).
About this color
#7580A3 is a medium-dark, muted blue. In OKLCH its lightness is 60%, its chroma 0.055 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.018 away. Black text reads best on it, at 5.37:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.37:1 |
| White text | 3.90:1 |
Values
| HEX | #7580A3 |
| RGB | rgb(117, 128, 163) |
| HSL | hsl(226, 20%, 55%) |
| OKLCH | oklch(60.4% 0.055 271.1) |
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 #7580A3 | 3.90:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #7580A3 | 5.37:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #7580A3 text on white | 3.90:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #7580A3 text on black | 5.37:1 | AA | Lc -35.2 | 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
#D5D9E3
oklch(88.5% 0.014 268.5)
-
Step 300
300
#BAC0D3
oklch(80.9% 0.028 271.8)
-
Step 400
400
#96A0BC
oklch(70.7% 0.043 269.8)
-
Step 500
500 (this color)
#7580A3
oklch(60.4% 0.055 271.1)
-
Step 600
600
#667297
oklch(55.7% 0.059 270.5)
-
Step 700
700
#555F81
oklch(49.1% 0.056 271.6)
-
Step 800
800
#464E69
oklch(42.8% 0.046 271.6)
-
Step 900
900
#3A4155
oklch(37.7% 0.036 269.6)
-
Step 950
950
#222632
oklch(27% 0.023 270.4)
#7580A3 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) | #7583A5 | 0.008 |
| Deuteranopia (no green cones) | #727FA2 | 0.005 |
| Tritanopia (no blue cones) | #69878C | 0.050 |
| Achromatopsia (no color) | #818181 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7580A3
#7580A3
oklch(60.4% 0.055 271.1)
- #8E815B
#8E815B
oklch(60.5% 0.056 91.4)
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 #7580A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.018
- Steel #738595 ΔE 0.030
- Slate Gray #708090 ΔE 0.031
- Light Slate Gray #778899 ΔE 0.032
- Dusty Blue #5A86AD ΔE 0.036
- Silver Lake Blue #778DA9 ΔE 0.036
- Blue Grey #758DA3 ΔE 0.037
- Off Blue #5684AE ΔE 0.039
Use #7580A3 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.