#4F85B0
Closest named color: Off Blue (#5684AE). oklch(59.7% 0.088 244), rgb(79, 133, 176).
Aa
Black text reads best on this color (5.31:1).
About this color
#4F85B0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.088 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.007 away. Black text reads best on it, at 5.31:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.31:1 |
| White text | 3.95:1 |
Values
| HEX | #4F85B0 |
| RGB | rgb(79, 133, 176) |
| HSL | hsl(207, 38%, 50%) |
| OKLCH | oklch(59.7% 0.088 244) |
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 #4F85B0 | 3.95:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #4F85B0 | 5.31:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #4F85B0 text on white | 3.95:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #4F85B0 text on black | 5.31:1 | AA | Lc -34.9 | 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
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CCDBE8
oklch(88.4% 0.024 244.2)
-
Step 300
300
#AAC4DB
oklch(80.8% 0.043 245.1)
-
Step 400
400
#7CA6C9
oklch(70.8% 0.069 244.1)
-
Step 500
500 (this color)
#4F85B0
oklch(59.7% 0.088 244)
-
Step 600
600
#3D79A7
oklch(55.6% 0.095 243.9)
-
Step 700
700
#2F668F
oklch(49.2% 0.088 243.5)
-
Step 800
800
#285374
oklch(42.7% 0.073 243.9)
-
Step 900
900
#25455E
oklch(37.8% 0.057 243.7)
-
Step 950
950
#162837
oklch(26.9% 0.037 244.9)
#4F85B0 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) | #7285B2 | 0.041 |
| Deuteranopia (no green cones) | #667CAF | 0.034 |
| Tritanopia (no blue cones) | #088F94 | 0.072 |
| Achromatopsia (no color) | #808080 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F85B0
#4F85B0
oklch(59.7% 0.088 244)
- #A47445
#A47445
oklch(59.8% 0.087 64.2)
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 #4F85B0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.007
- Dusty Blue #5A86AD ΔE 0.013
- Cool Blue #4984B8 ΔE 0.014
- Steel Blue #4682B4 ΔE 0.015
- Faded Blue #658CBB ΔE 0.036
- Stormy Blue #507B9C ΔE 0.037
- Blue NCS #118AB2 ΔE 0.037
- Cerulean #457B9D ΔE 0.040
Use #4F85B0 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.