#50819D
Closest named color: Stormy Blue (#507B9C). oklch(58% 0.068 234.7), rgb(80, 129, 157).
Aa
Black text reads best on this color (4.96:1).
About this color
#50819D is a medium-dark, muted blue. In OKLCH its lightness is 58%, its chroma 0.068 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.017 away. Black text reads best on it, at 4.96:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.96:1 |
| White text | 4.22:1 |
Values
| HEX | #50819D |
| RGB | rgb(80, 129, 157) |
| HSL | hsl(202, 32%, 46%) |
| OKLCH | oklch(58% 0.068 234.7) |
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 #50819D | 4.22:1 | AA large text | Lc -74.6 | Content text, not long reading |
| Black text on #50819D | 4.96:1 | AA | Lc 35.0 | Non-text elements, placeholder text |
| #50819D text on white | 4.22:1 | AA large text | Lc 69.1 | Content text, not long reading |
| #50819D text on black | 4.96:1 | AA | Lc -32.6 | 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
#CFDBE3
oklch(88.5% 0.017 236.7)
-
Step 300
300
#AEC4D2
oklch(80.8% 0.031 235.7)
-
Step 400
400
#83A6BB
oklch(70.6% 0.049 234.7)
-
Step 500
500
#6390AA
oklch(63.1% 0.063 234.5)
-
Step 600
600 (this color)
#50819D
oklch(58% 0.068 234.7)
-
Step 700
700
#3A6780
oklch(49.2% 0.064 234.4)
-
Step 800
800
#315468
oklch(42.8% 0.052 234.9)
-
Step 900
900
#2B4554
oklch(37.6% 0.041 234.7)
-
Step 950
950
#1A2931
oklch(27.1% 0.025 232.2)
#50819D 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) | #74809E | 0.044 |
| Deuteranopia (no green cones) | #69779D | 0.039 |
| Tritanopia (no blue cones) | #2A888A | 0.052 |
| Achromatopsia (no color) | #7B7B7B | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #50819D
#50819D
oklch(58% 0.068 234.7)
- #9A6F53
#9A6F53
oklch(57.9% 0.068 54)
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 #50819D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.017
- Cerulean #457B9D ΔE 0.022
- Off Blue #5684AE ΔE 0.028
- Dusty Blue #5A86AD ΔE 0.030
- Grey Blue #647D8E ΔE 0.030
- Steel Blue #4682B4 ΔE 0.036
- Dull Blue #49759C ΔE 0.037
- Cool Blue #4984B8 ΔE 0.041
Use #50819D 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.