#5477AB
Closest named color: Dull Blue (#49759C). oklch(56.5% 0.091 258.1), rgb(84, 119, 171).
Aa
Black text reads best on this color (4.60:1).
About this color
#5477AB is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.091 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.028 away. Black text reads best on it, at 4.60:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.60:1 |
| White text | 4.56:1 |
Values
| HEX | #5477AB |
| RGB | rgb(84, 119, 171) |
| HSL | hsl(216, 34%, 50%) |
| OKLCH | oklch(56.5% 0.091 258.1) |
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 #5477AB | 4.56:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #5477AB | 4.60:1 | AA | Lc 32.5 | Non-text elements, placeholder text |
| #5477AB text on white | 4.56:1 | AA | Lc 71.6 | Content text, not long reading |
| #5477AB text on black | 4.60:1 | AA | Lc -30.1 | 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
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE8
oklch(88.5% 0.022 256.7)
-
Step 300
300
#B1C2DB
oklch(80.9% 0.04 257.9)
-
Step 400
400
#88A2CA
oklch(70.7% 0.066 258.9)
-
Step 500
500
#6A8BBC
oklch(63.1% 0.083 258.1)
-
Step 600
600 (this color)
#5477AB
oklch(56.5% 0.091 258.1)
-
Step 700
700
#426190
oklch(49% 0.084 258.5)
-
Step 800
800
#365075
oklch(42.8% 0.07 257.2)
-
Step 900
900
#2F425E
oklch(37.6% 0.054 257.9)
-
Step 950
950
#1C2737
oklch(27% 0.034 257.7)
#5477AB 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) | #637AAD | 0.022 |
| Deuteranopia (no green cones) | #5872AA | 0.014 |
| Tritanopia (no blue cones) | #2B8289 | 0.080 |
| Achromatopsia (no color) | #767676 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5477AB
#5477AB
oklch(56.5% 0.091 258.1)
- #936F32
#936F32
oklch(56.5% 0.091 78.3)
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 #5477AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.028
- Flat Blue #3C73A8 ΔE 0.030
- Stormy Blue #507B9C ΔE 0.030
- Steel Blue #4682B4 ΔE 0.032
- Cerulean #457B9D ΔE 0.032
- Off Blue #5684AE ΔE 0.037
- Cool Blue #4984B8 ΔE 0.037
- Muted Blue #3B719F ΔE 0.038
Use #5477AB 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.