#4A85BC
Closest named color: Cool Blue (#4984B8). oklch(60.1% 0.105 248.4), rgb(74, 133, 188).
Aa
Black text reads best on this color (5.37:1).
About this color
#4A85BC is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.105 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Blue (#4984B8), ΔE 0.006 away. Black text reads best on it, at 5.37:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Cool Blue (#4984B8) |
| Black text | 5.37:1 |
| White text | 3.90:1 |
Values
| HEX | #4A85BC |
| RGB | rgb(74, 133, 188) |
| HSL | hsl(209, 46%, 51%) |
| OKLCH | oklch(60.1% 0.105 248.4) |
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 #4A85BC | 3.90:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #4A85BC | 5.37:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #4A85BC text on white | 3.90:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #4A85BC text on black | 5.37:1 | AA | Lc -35.3 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CBDBEC
oklch(88.5% 0.029 249.8)
-
Step 300
300
#A7C4E1
oklch(80.8% 0.052 248.5)
-
Step 400
400
#78A5D2
oklch(70.7% 0.082 249.1)
-
Step 500
500 (this color)
#4A85BC
oklch(60.1% 0.105 248.4)
-
Step 600
600
#3677B2
oklch(55.5% 0.114 248.7)
-
Step 700
700
#28649A
oklch(49.1% 0.106 248.9)
-
Step 800
800
#22527C
oklch(42.7% 0.087 247.9)
-
Step 900
900
#224464
oklch(37.7% 0.068 248.8)
-
Step 950
950
#14283B
oklch(27% 0.044 248.6)
#4A85BC 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) | #6D87BE | 0.040 |
| Deuteranopia (no green cones) | #5E7CBB | 0.030 |
| Tritanopia (no blue cones) | #009298 | 0.085 |
| Achromatopsia (no color) | #818181 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A85BC
#4A85BC
oklch(60.1% 0.105 248.4)
- #A97433
#A97433
oklch(60.1% 0.105 68.8)
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 #4A85BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.006
- Steel Blue #4682B4 ΔE 0.015
- Off Blue #5684AE ΔE 0.023
- Dusty Blue #5A86AD ΔE 0.028
- Faded Blue #658CBB ΔE 0.037
- Water Blue #0E87CC ΔE 0.038
- Blue NCS #118AB2 ΔE 0.040
- Windows Blue #3778BF ΔE 0.044
Use #4A85BC 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.