#4F85A0
Closest named color: Dusty Blue (#5A86AD). oklch(59% 0.071 231.4), rgb(79, 133, 160).
Aa
Black text reads best on this color (5.19:1).
About this color
#4F85A0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.071 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.024 away. Black text reads best on it, at 5.19:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.19:1 |
| White text | 4.04:1 |
Values
| HEX | #4F85A0 |
| RGB | rgb(79, 133, 160) |
| HSL | hsl(200, 34%, 47%) |
| OKLCH | oklch(59% 0.071 231.4) |
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 #4F85A0 | 4.04:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #4F85A0 | 5.19:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #4F85A0 text on white | 4.04:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #4F85A0 text on black | 5.19:1 | AA | Lc -34.1 | 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 600.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDCE3
oklch(88.6% 0.018 229)
-
Step 300
300
#ADC5D2
oklch(81% 0.032 231.4)
-
Step 400
400
#81A7BB
oklch(70.7% 0.051 231.3)
-
Step 500
500
#6091AA
oklch(63.1% 0.065 231.3)
-
Step 600
600 (this color)
#4F85A0
oklch(59% 0.071 231.4)
-
Step 700
700
#36677F
oklch(49% 0.066 231.5)
-
Step 800
800
#2E5468
oklch(42.6% 0.055 233)
-
Step 900
900
#294654
oklch(37.7% 0.042 230.2)
-
Step 950
950
#192931
oklch(27% 0.026 230.6)
#4F85A0 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) | #7883A1 | 0.049 |
| Deuteranopia (no green cones) | #6C7AA0 | 0.044 |
| Tritanopia (no blue cones) | #248C8E | 0.051 |
| Achromatopsia (no color) | #7E7E7E | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F85A0
#4F85A0
oklch(59% 0.071 231.4)
- #9F7156
#9F7156
oklch(58.9% 0.07 51.3)
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 #4F85A0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.024
- Off Blue #5684AE ΔE 0.025
- Stormy Blue #507B9C ΔE 0.028
- Cerulean #457B9D ΔE 0.032
- Grey Blue #647D8E ΔE 0.035
- Steel Blue #4682B4 ΔE 0.035
- Cool Blue #4984B8 ΔE 0.039
- Teal Blue #01889F ΔE 0.041
Use #4F85A0 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.