#7580AE
Closest named color: Lavender Gray (#7E7F9A). oklch(60.9% 0.071 273.7), rgb(117, 128, 174).
Aa
Black text reads best on this color (5.45:1).
About this color
#7580AE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.071 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.032 away. Black text reads best on it, at 5.45:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.45:1 |
| White text | 3.84:1 |
Values
| HEX | #7580AE |
| RGB | rgb(117, 128, 174) |
| HSL | hsl(228, 26%, 57%) |
| OKLCH | oklch(60.9% 0.071 273.7) |
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 #7580AE | 3.84:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #7580AE | 5.45:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #7580AE text on white | 3.84:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #7580AE text on black | 5.45:1 | AA | Lc -35.7 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F1
oklch(93.5% 0.011 274.9)
-
Step 200
200
#D5D9E6
oklch(88.6% 0.018 272.3)
-
Step 300
300
#B9C0D8
oklch(81% 0.035 272.7)
-
Step 400
400
#959FC4
oklch(70.7% 0.055 273.1)
-
Step 500
500 (this color)
#7580AE
oklch(60.9% 0.071 273.7)
-
Step 600
600
#6570A1
oklch(55.6% 0.077 273.9)
-
Step 700
700
#545E8A
oklch(49.2% 0.072 273.7)
-
Step 800
800
#444D70
oklch(42.8% 0.059 272.6)
-
Step 900
900
#3A405A
oklch(37.7% 0.045 274)
-
Step 950
950
#222535
oklch(26.9% 0.03 276)
#7580AE 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) | #7284B0 | 0.011 |
| Deuteranopia (no green cones) | #6E80AD | 0.010 |
| Tritanopia (no blue cones) | #658990 | 0.064 |
| Achromatopsia (no color) | #828282 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7580AE
#7580AE
oklch(60.9% 0.071 273.7)
- #918250
#918250
oklch(60.8% 0.071 93.3)
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 #7580AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.032
- Dusty Blue #5A86AD ΔE 0.036
- Faded Blue #658CBB ΔE 0.037
- Off Blue #5684AE ΔE 0.038
- Silver Lake Blue #778DA9 ΔE 0.040
- Blue Grey #758DA3 ΔE 0.045
- Light Slate Gray #778899 ΔE 0.045
- Steel #738595 ΔE 0.046
Use #7580AE 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.