#4C83AC
Closest named color: Off Blue (#5684AE). oklch(58.9% 0.086 242.4), rgb(76, 131, 172).
Aa
Black text reads best on this color (5.14:1).
About this color
#4C83AC is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.086 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.012 away. Black text reads best on it, at 5.14:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.14:1 |
| White text | 4.07:1 |
Values
| HEX | #4C83AC |
| RGB | rgb(76, 131, 172) |
| HSL | hsl(206, 39%, 49%) |
| OKLCH | oklch(58.9% 0.086 242.4) |
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 #4C83AC | 4.07:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #4C83AC | 5.14:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #4C83AC text on white | 4.07:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #4C83AC text on black | 5.14:1 | AA | Lc -33.8 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CDDBE6
oklch(88.4% 0.021 241.4)
-
Step 300
300
#ACC4D8
oklch(80.9% 0.039 243.3)
-
Step 400
400
#7FA6C4
oklch(70.7% 0.061 241.8)
-
Step 500
500
#5D8FB6
oklch(63% 0.08 243)
-
Step 600
600 (this color)
#4C83AC
oklch(58.9% 0.086 242.4)
-
Step 700
700
#34668A
oklch(49.2% 0.079 242.1)
-
Step 800
800
#2B5370
oklch(42.6% 0.066 242)
-
Step 900
900
#28455B
oklch(37.8% 0.052 242.6)
-
Step 950
950
#182835
oklch(26.9% 0.033 243.9)
#4C83AC 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) | #7183AE | 0.043 |
| Deuteranopia (no green cones) | #6479AB | 0.036 |
| Tritanopia (no blue cones) | #008D91 | 0.071 |
| Achromatopsia (no color) | #7E7E7E | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C83AC
#4C83AC
oklch(58.9% 0.086 242.4)
- #A27145
#A27145
oklch(58.9% 0.086 61.8)
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 #4C83AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.012
- Steel Blue #4682B4 ΔE 0.014
- Dusty Blue #5A86AD ΔE 0.018
- Cool Blue #4984B8 ΔE 0.018
- Stormy Blue #507B9C ΔE 0.029
- Cerulean #457B9D ΔE 0.031
- Blue NCS #118AB2 ΔE 0.036
- Dull Blue #49759C ΔE 0.043
Use #4C83AC 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.