#7583BD
Closest named color: Faded Blue (#658CBB). oklch(62.2% 0.089 273.2), rgb(117, 131, 189).
Aa
Black text reads best on this color (5.73:1).
About this color
#7583BD is a medium-light, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.089 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.031 away. Black text reads best on it, at 5.73:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 5.73:1 |
| White text | 3.65:1 |
Values
| HEX | #7583BD |
| RGB | rgb(117, 131, 189) |
| HSL | hsl(228, 35%, 60%) |
| OKLCH | oklch(62.2% 0.089 273.2) |
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 #7583BD | 3.65:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #7583BD | 5.73:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #7583BD text on white | 3.65:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #7583BD text on black | 5.73:1 | AA | Lc -37.5 | 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
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D4D8EA
oklch(88.5% 0.025 275.9)
-
Step 300
300
#B7BFDE
oklch(80.8% 0.045 273.9)
-
Step 400
400
#929ECD
oklch(70.7% 0.07 273.4)
-
Step 500
500 (this color)
#7583BD
oklch(62.2% 0.089 273.2)
-
Step 600
600
#616FAC
oklch(55.7% 0.096 273.1)
-
Step 700
700
#505C94
oklch(49% 0.091 273.4)
-
Step 800
800
#424C78
oklch(42.8% 0.074 273.2)
-
Step 900
900
#373F61
oklch(37.6% 0.059 273.1)
-
Step 950
950
#202539
oklch(26.9% 0.038 272.9)
#7583BD 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) | #7089BF | 0.016 |
| Deuteranopia (no green cones) | #6A83BC | 0.015 |
| Tritanopia (no blue cones) | #5F8E98 | 0.079 |
| Achromatopsia (no color) | #868686 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7583BD
#7583BD
oklch(62.2% 0.089 273.2)
- #998643
#998643
oklch(62.3% 0.09 93.8)
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 #7583BD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.031
- Dusty Blue #5A86AD ΔE 0.044
- Off Blue #5684AE ΔE 0.046
- Silver Lake Blue #778DA9 ΔE 0.048
- Cool Blue #4984B8 ΔE 0.052
- Lavender Gray #7E7F9A ΔE 0.053
- Blue Grey #758DA3 ΔE 0.056
- Steel Blue #4682B4 ΔE 0.057
Use #7583BD 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.