#7580AC
Closest named color: Lavender Gray (#7E7F9A). oklch(60.8% 0.068 273.4), rgb(117, 128, 172).
Aa
Black text reads best on this color (5.43:1).
About this color
#7580AC is a medium-dark, muted blue. In OKLCH its lightness is 61%, its chroma 0.068 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.029 away. Black text reads best on it, at 5.43:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.43:1 |
| White text | 3.86:1 |
Values
| HEX | #7580AC |
| RGB | rgb(117, 128, 172) |
| HSL | hsl(228, 25%, 57%) |
| OKLCH | oklch(60.8% 0.068 273.4) |
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 #7580AC | 3.86:1 | AA large text | Lc -71.6 | Content text, not long reading |
| Black text on #7580AC | 5.43:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #7580AC text on white | 3.86:1 | AA large text | Lc 66.1 | Content text, not long reading |
| #7580AC text on black | 5.43:1 | AA | Lc -35.6 | 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
#E7E9F0
oklch(93.5% 0.01 273.4)
-
Step 200
200
#D5D9E6
oklch(88.6% 0.018 272.3)
-
Step 300
300
#B9C0D7
oklch(81% 0.033 272.2)
-
Step 400
400
#959FC3
oklch(70.7% 0.054 272.8)
-
Step 500
500 (this color)
#7580AC
oklch(60.8% 0.068 273.4)
-
Step 600
600
#65709F
oklch(55.5% 0.074 273.6)
-
Step 700
700
#545E88
oklch(49.1% 0.069 273.4)
-
Step 800
800
#454D6F
oklch(42.8% 0.057 273.6)
-
Step 900
900
#3A405A
oklch(37.7% 0.045 274)
-
Step 950
950
#222634
oklch(27.1% 0.027 272.1)
#7580AC 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) | #7284AE | 0.011 |
| Deuteranopia (no green cones) | #6E80AB | 0.010 |
| Tritanopia (no blue cones) | #66888F | 0.061 |
| Achromatopsia (no color) | #828282 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7580AC
#7580AC
oklch(60.8% 0.068 273.4)
- #908252
#908252
oklch(60.8% 0.068 93.7)
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 #7580AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.029
- Dusty Blue #5A86AD ΔE 0.035
- Faded Blue #658CBB ΔE 0.037
- Off Blue #5684AE ΔE 0.038
- Silver Lake Blue #778DA9 ΔE 0.039
- Light Slate Gray #778899 ΔE 0.043
- Steel #738595 ΔE 0.043
- Blue Grey #758DA3 ΔE 0.044
Use #7580AC 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.