#5F82AB
Closest named color: Off Blue (#5684AE). oklch(59.7% 0.075 252.9), rgb(95, 130, 171).
Aa
Black text reads best on this color (5.26:1).
About this color
#5F82AB is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.075 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.011 away. Black text reads best on it, at 5.26:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.26:1 |
| White text | 3.98:1 |
Values
| HEX | #5F82AB |
| RGB | rgb(95, 130, 171) |
| HSL | hsl(212, 31%, 52%) |
| OKLCH | oklch(59.7% 0.075 252.9) |
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 #5F82AB | 3.98:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #5F82AB | 5.26:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #5F82AB text on white | 3.98:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #5F82AB text on black | 5.26:1 | AA | Lc -34.5 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#D0DAE7
oklch(88.5% 0.021 254.9)
-
Step 300
300
#B0C3D8
oklch(80.9% 0.036 250.9)
-
Step 400
400
#87A3C5
oklch(70.6% 0.059 253.5)
-
Step 500
500 (this color)
#5F82AB
oklch(59.7% 0.075 252.9)
-
Step 600
600
#5076A2
oklch(55.6% 0.081 252.8)
-
Step 700
700
#41638B
oklch(49.2% 0.076 253.2)
-
Step 800
800
#365170
oklch(42.7% 0.061 252.6)
-
Step 900
900
#2F435B
oklch(37.7% 0.049 253.5)
-
Step 950
950
#1C2735
oklch(26.9% 0.03 254.7)
#5F82AB 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) | #7284AD | 0.026 |
| Deuteranopia (no green cones) | #697CAA | 0.019 |
| Tritanopia (no blue cones) | #428B90 | 0.064 |
| Achromatopsia (no color) | #7F7F7F | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F82AB
#5F82AB
oklch(59.7% 0.075 252.9)
- #9B784C
#9B784C
oklch(59.7% 0.074 72)
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 #5F82AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.011
- Dusty Blue #5A86AD ΔE 0.012
- Cool Blue #4984B8 ΔE 0.028
- Steel Blue #4682B4 ΔE 0.028
- Stormy Blue #507B9C ΔE 0.035
- Faded Blue #658CBB ΔE 0.035
- Cerulean #457B9D ΔE 0.042
- Grey Blue #647D8E ΔE 0.043
Use #5F82AB 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.