#6487AC
Closest named color: Dusty Blue (#5A86AD). oklch(61.2% 0.069 250.4), rgb(100, 135, 172).
Aa
Black text reads best on this color (5.60:1).
About this color
#6487AC is a medium-dark, muted blue. In OKLCH its lightness is 61%, its chroma 0.069 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.012 away. Black text reads best on it, at 5.60:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #6487AC |
| RGB | rgb(100, 135, 172) |
| HSL | hsl(211, 30%, 53%) |
| OKLCH | oklch(61.2% 0.069 250.4) |
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 #6487AC | 3.74:1 | AA large text | Lc -70.5 | Content text, not long reading |
| Black text on #6487AC | 5.60:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #6487AC text on white | 3.74:1 | AA large text | Lc 65.0 | Content text, not long reading |
| #6487AC text on black | 5.60:1 | AA | Lc -36.7 | 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
#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
#B1C3D6
oklch(81% 0.033 249.7)
-
Step 400
400
#88A4C2
oklch(70.8% 0.054 250.4)
-
Step 500
500 (this color)
#6487AC
oklch(61.2% 0.069 250.4)
-
Step 600
600
#51779E
oklch(55.7% 0.075 249.9)
-
Step 700
700
#416487
oklch(49.2% 0.07 249.4)
-
Step 800
800
#36516E
oklch(42.6% 0.059 251)
-
Step 900
900
#2F4359
oklch(37.6% 0.046 251.4)
-
Step 950
950
#1C2834
oklch(27.1% 0.028 248.9)
#6487AC 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) | #7988AE | 0.028 |
| Deuteranopia (no green cones) | #7081AB | 0.021 |
| Tritanopia (no blue cones) | #4A8F93 | 0.059 |
| Achromatopsia (no color) | #848484 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6487AC
#6487AC
oklch(61.2% 0.069 250.4)
- #9E7D55
#9E7D55
oklch(61.2% 0.069 71.3)
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 #6487AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.012
- Off Blue #5684AE ΔE 0.020
- Faded Blue #658CBB ΔE 0.024
- Silver Lake Blue #778DA9 ΔE 0.032
- Blue Grey #758DA3 ΔE 0.034
- Cool Blue #4984B8 ΔE 0.036
- Steel #738595 ΔE 0.037
- Light Slate Gray #778899 ΔE 0.037
Use #6487AC 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.