#5574A1
Closest named color: Dull Blue (#49759C). oklch(55.4% 0.079 257.6), rgb(85, 116, 161).
Aa
White text reads best on this color (4.77:1).
About this color
#5574A1 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.079 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.017 away. White text reads best on it, at 4.77:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.39:1 |
| White text | 4.77:1 |
Values
| HEX | #5574A1 |
| RGB | rgb(85, 116, 161) |
| HSL | hsl(216, 31%, 48%) |
| OKLCH | oklch(55.4% 0.079 257.6) |
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 #5574A1 | 4.77:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #5574A1 | 4.39:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #5574A1 text on white | 4.77:1 | AA | Lc 73.1 | Content text, not long reading |
| #5574A1 text on black | 4.39:1 | AA large text | Lc -28.6 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D1DAE6
oklch(88.5% 0.019 255.5)
-
Step 300
300
#B3C2D8
oklch(81% 0.035 257.9)
-
Step 400
400
#8BA2C5
oklch(70.7% 0.058 258.7)
-
Step 500
500
#6E8BB6
oklch(63.1% 0.073 258.1)
-
Step 600
600 (this color)
#5574A1
oklch(55.4% 0.079 257.6)
-
Step 700
700
#46628A
oklch(49.2% 0.073 257.3)
-
Step 800
800
#395070
oklch(42.7% 0.061 256.8)
-
Step 900
900
#32425B
oklch(37.7% 0.048 259.1)
-
Step 950
950
#1D2735
oklch(27% 0.03 256.9)
#5574A1 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) | #6377A3 | 0.021 |
| Deuteranopia (no green cones) | #5A6FA0 | 0.015 |
| Tritanopia (no blue cones) | #367E84 | 0.070 |
| Achromatopsia (no color) | #737373 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5574A1
#5574A1
oklch(55.4% 0.079 257.6)
- #8C6D3A
#8C6D3A
oklch(55.4% 0.079 78.4)
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 #5574A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.017
- Stormy Blue #507B9C ΔE 0.024
- Cerulean #457B9D ΔE 0.027
- Flat Blue #3C73A8 ΔE 0.029
- Muted Blue #3B719F ΔE 0.031
- Metallic Blue #4F738E ΔE 0.032
- French Blue #436BAD ΔE 0.042
- Steel Blue #4682B4 ΔE 0.043
Use #5574A1 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.