#4B83A2
Closest named color: Stormy Blue (#507B9C). oklch(58.4% 0.076 234.4), rgb(75, 131, 162).
Aa
Black text reads best on this color (5.06:1).
About this color
#4B83A2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 58%, its chroma 0.076 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.023 away. Black text reads best on it, at 5.06:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 5.06:1 |
| White text | 4.14:1 |
Values
| HEX | #4B83A2 |
| RGB | rgb(75, 131, 162) |
| HSL | hsl(201, 37%, 46%) |
| OKLCH | oklch(58.4% 0.076 234.4) |
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 #4B83A2 | 4.14:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #4B83A2 | 5.06:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #4B83A2 text on white | 4.14:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #4B83A2 text on black | 5.06:1 | AA | Lc -33.3 | 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 600.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CEDBE4
oklch(88.4% 0.019 237.8)
-
Step 300
300
#ACC5D4
oklch(81% 0.034 234.2)
-
Step 400
400
#7FA7BE
oklch(70.7% 0.055 233.8)
-
Step 500
500
#5E91AE
oklch(63.2% 0.07 234.4)
-
Step 600
600 (this color)
#4B83A2
oklch(58.4% 0.076 234.4)
-
Step 700
700
#346783
oklch(49.1% 0.071 234.8)
-
Step 800
800
#2C546A
oklch(42.6% 0.058 234.5)
-
Step 900
900
#284656
oklch(37.8% 0.045 233)
-
Step 950
950
#182933
oklch(27.1% 0.029 235.2)
#4B83A2 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) | #7482A4 | 0.049 |
| Deuteranopia (no green cones) | #6878A2 | 0.043 |
| Tritanopia (no blue cones) | #138B8D | 0.058 |
| Achromatopsia (no color) | #7D7D7D | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B83A2
#4B83A2
oklch(58.4% 0.076 234.4)
- #9F6F4F
#9F6F4F
oklch(58.4% 0.076 54.3)
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 #4B83A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.023
- Off Blue #5684AE ΔE 0.023
- Cerulean #457B9D ΔE 0.025
- Dusty Blue #5A86AD ΔE 0.025
- Steel Blue #4682B4 ΔE 0.029
- Cool Blue #4984B8 ΔE 0.034
- Grey Blue #647D8E ΔE 0.038
- Blue NCS #118AB2 ΔE 0.038
Use #4B83A2 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.