#7599AC
Closest named color: Greyblue (#77A1B5). oklch(66.3% 0.049 231.4), rgb(117, 153, 172).
Aa
Black text reads best on this color (6.90:1).
About this color
#7599AC is a medium-light, muted blue. In OKLCH its lightness is 66%, its chroma 0.049 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.023 away. Black text reads best on it, at 6.90:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 6.90:1 |
| White text | 3.03:1 |
Values
| HEX | #7599AC |
| RGB | rgb(117, 153, 172) |
| HSL | hsl(201, 25%, 57%) |
| OKLCH | oklch(66.3% 0.049 231.4) |
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 #7599AC | 3.03:1 | AA large text | Lc -62.5 | Content text, not long reading |
| Black text on #7599AC | 6.90:1 | AA | Lc 46.9 | Large or bold text, headings |
| #7599AC text on white | 3.03:1 | AA large text | Lc 57.2 | Large or bold text, headings |
| #7599AC text on black | 6.90:1 | AA | Lc -44.6 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D1DBE0
oklch(88.5% 0.013 228.9)
-
Step 300
300
#B2C4CD
oklch(80.9% 0.023 229.2)
-
Step 400
400
#89A5B4
oklch(70.6% 0.038 231.4)
-
Step 500
500 (this color)
#7599AC
oklch(66.3% 0.049 231.4)
-
Step 600
600
#53798D
oklch(55.5% 0.053 231.9)
-
Step 700
700
#436678
oklch(49.1% 0.049 231.5)
-
Step 800
800
#385362
oklch(42.7% 0.041 233.3)
-
Step 900
900
#304550
oklch(37.7% 0.032 231.5)
-
Step 950
950
#1C282F
oklch(26.9% 0.021 234.2)
#7599AC 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) | #9098AD | 0.035 |
| Deuteranopia (no green cones) | #8891AC | 0.031 |
| Tritanopia (no blue cones) | #639E9F | 0.035 |
| Achromatopsia (no color) | #949494 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7599AC
#7599AC
oklch(66.3% 0.049 231.4)
- #AC8B78
#AC8B78
oklch(66.2% 0.049 51.5)
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 #7599AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.023
- Cool Gray #8D99AE ΔE 0.031
- Blue Grey #758DA3 ΔE 0.033
- Silver Lake Blue #778DA9 ΔE 0.033
- Bluey Grey #89A0B0 ΔE 0.034
- Bluegrey #85A3B2 ΔE 0.036
- Cadet Blue #5F9EA0 ΔE 0.036
- Light Slate Gray #778899 ΔE 0.048
Use #7599AC 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.