#567FBF
Closest named color: Cool Blue (#4984B8). oklch(59.5% 0.109 259), rgb(86, 127, 191).
Aa
Black text reads best on this color (5.18:1).
About this color
#567FBF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.109 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Blue (#4984B8), ΔE 0.023 away. Black text reads best on it, at 5.18:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Cool Blue (#4984B8) |
| Black text | 5.18:1 |
| White text | 4.05:1 |
Values
| HEX | #567FBF |
| RGB | rgb(86, 127, 191) |
| HSL | hsl(217, 45%, 54%) |
| OKLCH | oklch(59.5% 0.109 259) |
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 #567FBF | 4.05:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #567FBF | 5.18:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #567FBF text on white | 4.05:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #567FBF text on black | 5.18:1 | AA | Lc -34.1 | 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 500.
-
Step 50
50
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CEDAED
oklch(88.5% 0.029 259.6)
-
Step 300
300
#ACC2E4
oklch(80.9% 0.054 259)
-
Step 400
400
#81A2D6
oklch(70.7% 0.085 259.3)
-
Step 500
500 (this color)
#567FBF
oklch(59.5% 0.109 259)
-
Step 600
600
#4773B8
oklch(55.6% 0.118 259.1)
-
Step 700
700
#38609E
oklch(49.1% 0.11 258.9)
-
Step 800
800
#2F4F80
oklch(42.8% 0.09 258.7)
-
Step 900
900
#2A4267
oklch(37.8% 0.07 258.8)
-
Step 950
950
#19273C
oklch(27.1% 0.044 258.3)
#567FBF 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) | #6584C2 | 0.024 |
| Deuteranopia (no green cones) | #587ABE | 0.014 |
| Tritanopia (no blue cones) | #158D96 | 0.097 |
| Achromatopsia (no color) | #7E7E7E | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #567FBF
#567FBF
oklch(59.5% 0.109 259)
- #A17625
#A17625
oklch(59.5% 0.109 79.1)
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 #567FBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.023
- Steel Blue #4682B4 ΔE 0.027
- Off Blue #5684AE ΔE 0.033
- Windows Blue #3778BF ΔE 0.038
- Dusty Blue #5A86AD ΔE 0.039
- Faded Blue #658CBB ΔE 0.044
- Water Blue #0E87CC ΔE 0.047
- Stormy Blue #507B9C ΔE 0.055
Use #567FBF 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.