#529BC1
Closest named color: Faded Blue (#658CBB). oklch(65.8% 0.092 233.3), rgb(82, 155, 193).
Aa
Black text reads best on this color (6.81:1).
About this color
#529BC1 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.092 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.042 away. Black text reads best on it, at 6.81:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.81:1 |
| White text | 3.08:1 |
Values
| HEX | #529BC1 |
| RGB | rgb(82, 155, 193) |
| HSL | hsl(201, 47%, 54%) |
| OKLCH | oklch(65.8% 0.092 233.3) |
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 #529BC1 | 3.08:1 | AA large text | Lc -62.9 | Content text, not long reading |
| Black text on #529BC1 | 6.81:1 | AA | Lc 46.5 | Large or bold text, headings |
| #529BC1 text on white | 3.08:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #529BC1 text on black | 6.81:1 | AA | Lc -44.2 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF1
oklch(93.7% 0.013 228.9)
-
Step 200
200
#CADCE7
oklch(88.4% 0.025 234.5)
-
Step 300
300
#A5C6DA
oklch(80.9% 0.045 234.7)
-
Step 400
400
#72A9C7
oklch(70.8% 0.073 233)
-
Step 500
500 (this color)
#529BC1
oklch(65.8% 0.092 233.3)
-
Step 600
600
#277CA4
oklch(55.5% 0.1 233.5)
-
Step 700
700
#17698D
oklch(49.1% 0.093 233.1)
-
Step 800
800
#185672
oklch(42.8% 0.076 232.5)
-
Step 900
900
#1B475C
oklch(37.7% 0.06 232.2)
-
Step 950
950
#112A36
oklch(27.1% 0.038 231.3)
#529BC1 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) | #8999C3 | 0.061 |
| Deuteranopia (no green cones) | #798EC0 | 0.051 |
| Tritanopia (no blue cones) | #00A5A8 | 0.066 |
| Achromatopsia (no color) | #939393 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #529BC1
#529BC1
oklch(65.8% 0.092 233.3)
- #BE815A
#BE815A
oklch(65.7% 0.093 53)
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 #529BC1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.042
- Greyblue #77A1B5 ΔE 0.048
- Cadet Blue #5F9EA0 ΔE 0.054
- Silver Lake Blue #778DA9 ΔE 0.054
- Blue Grey #758DA3 ΔE 0.057
- Dusty Blue #5A86AD ΔE 0.059
- Off Blue #5684AE ΔE 0.064
- Turquoise Blue #06B1C4 ΔE 0.065
Use #529BC1 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.