#5976AC
Closest named color: Dull Blue (#49759C). oklch(56.7% 0.091 262.3), rgb(89, 118, 172).
Aa
Black text reads best on this color (4.61:1).
About this color
#5976AC is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.091 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.033 away. Black text reads best on it, at 4.61:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.61:1 |
| White text | 4.55:1 |
Values
| HEX | #5976AC |
| RGB | rgb(89, 118, 172) |
| HSL | hsl(219, 33%, 51%) |
| OKLCH | oklch(56.7% 0.091 262.3) |
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 #5976AC | 4.55:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #5976AC | 4.61:1 | AA | Lc 32.5 | Non-text elements, placeholder text |
| #5976AC text on white | 4.55:1 | AA | Lc 71.5 | Content text, not long reading |
| #5976AC text on black | 4.61:1 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D1DAE9
oklch(88.6% 0.023 260.7)
-
Step 300
300
#B3C1DC
oklch(80.9% 0.041 263.6)
-
Step 400
400
#8BA1CA
oklch(70.7% 0.065 262.7)
-
Step 500
500
#6E8ABC
oklch(63.2% 0.082 261.7)
-
Step 600
600 (this color)
#5976AC
oklch(56.7% 0.091 262.3)
-
Step 700
700
#466091
oklch(49.1% 0.085 262.4)
-
Step 800
800
#3A4F75
oklch(42.8% 0.069 261.7)
-
Step 900
900
#32415F
oklch(37.6% 0.055 263.6)
-
Step 950
950
#1D2637
oklch(26.8% 0.034 262.7)
#5976AC 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) | #627AAE | 0.017 |
| Deuteranopia (no green cones) | #5872AB | 0.011 |
| Tritanopia (no blue cones) | #378289 | 0.082 |
| Achromatopsia (no color) | #767676 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5976AC
#5976AC
oklch(56.7% 0.091 262.3)
- #917131
#917131
oklch(56.7% 0.091 82.3)
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 #5976AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.033
- Stormy Blue #507B9C ΔE 0.034
- Flat Blue #3C73A8 ΔE 0.034
- Steel Blue #4682B4 ΔE 0.036
- Cerulean #457B9D ΔE 0.038
- Off Blue #5684AE ΔE 0.039
- Cool Blue #4984B8 ΔE 0.040
- Windows Blue #3778BF ΔE 0.042
Use #5976AC 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.