#50759A
Closest named color: Dull Blue (#49759C). oklch(55% 0.072 249.2), rgb(80, 117, 154).
Aa
White text reads best on this color (4.82:1).
About this color
#50759A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.072 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.008 away. White text reads best on it, at 4.82:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.35:1 |
| White text | 4.82:1 |
Values
| HEX | #50759A |
| RGB | rgb(80, 117, 154) |
| HSL | hsl(210, 32%, 46%) |
| OKLCH | oklch(55% 0.072 249.2) |
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 #50759A | 4.82:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #50759A | 4.35:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #50759A text on white | 4.82:1 | AA | Lc 73.4 | Content text, not long reading |
| #50759A text on black | 4.35:1 | AA large text | Lc -28.3 | Dividers and decoration only |
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
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D0DAE5
oklch(88.4% 0.019 250.6)
-
Step 300
300
#B1C3D5
oklch(80.9% 0.032 248.2)
-
Step 400
400
#88A4C0
oklch(70.7% 0.052 248.6)
-
Step 500
500
#6A8DB0
oklch(63.1% 0.066 248.9)
-
Step 600
600 (this color)
#50759A
oklch(55% 0.072 249.2)
-
Step 700
700
#426485
oklch(49.1% 0.066 248.6)
-
Step 800
800
#37516C
oklch(42.6% 0.055 250.1)
-
Step 900
900
#304458
oklch(37.9% 0.043 249)
-
Step 950
950
#1C2833
oklch(27.1% 0.026 246.6)
#50759A 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) | #66769C | 0.029 |
| Deuteranopia (no green cones) | #5D6E99 | 0.024 |
| Tritanopia (no blue cones) | #307E82 | 0.061 |
| Achromatopsia (no color) | #727272 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #50759A
#50759A
oklch(55% 0.072 249.2)
- #8D6A42
#8D6A42
oklch(55% 0.071 69.1)
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 #50759A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.008
- Stormy Blue #507B9C ΔE 0.017
- Metallic Blue #4F738E ΔE 0.019
- Cerulean #457B9D ΔE 0.019
- Muted Blue #3B719F ΔE 0.028
- Flat Blue #3C73A8 ΔE 0.031
- Grey Blue #647D8E ΔE 0.043
- Steel Blue #4682B4 ΔE 0.047
Use #50759A 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.