#6394BB
Closest named color: Faded Blue (#658CBB). oklch(64.7% 0.079 243.4), rgb(99, 148, 187).
Aa
Black text reads best on this color (6.48:1).
About this color
#6394BB is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.079 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.023 away. Black text reads best on it, at 6.48:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.48:1 |
| White text | 3.23:1 |
Values
| HEX | #6394BB |
| RGB | rgb(99, 148, 187) |
| HSL | hsl(207, 39%, 56%) |
| OKLCH | oklch(64.7% 0.079 243.4) |
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 #6394BB | 3.23:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #6394BB | 6.48:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #6394BB text on white | 3.23:1 | AA large text | Lc 59.6 | Large or bold text, headings |
| #6394BB text on black | 6.48:1 | AA | Lc -42.2 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CEDBE7
oklch(88.5% 0.022 245.9)
-
Step 300
300
#ACC4D8
oklch(80.9% 0.039 243.3)
-
Step 400
400
#80A6C5
oklch(70.8% 0.062 243.4)
-
Step 500
500 (this color)
#6394BB
oklch(64.7% 0.079 243.4)
-
Step 600
600
#4379A2
oklch(55.6% 0.086 243.1)
-
Step 700
700
#35658B
oklch(49% 0.081 244.4)
-
Step 800
800
#2C5370
oklch(42.7% 0.066 242.6)
-
Step 900
900
#28455B
oklch(37.8% 0.052 242.6)
-
Step 950
950
#182835
oklch(26.9% 0.033 243.9)
#6394BB 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) | #8494BD | 0.040 |
| Deuteranopia (no green cones) | #788BBA | 0.033 |
| Tritanopia (no blue cones) | #3C9DA1 | 0.065 |
| Achromatopsia (no color) | #8F8F8F | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6394BB
#6394BB
oklch(64.7% 0.079 243.4)
- #B1845B
#B1845B
oklch(64.8% 0.079 63.1)
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 #6394BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.023
- Silver Lake Blue #778DA9 ΔE 0.034
- Blue Grey #758DA3 ΔE 0.039
- Dusty Blue #5A86AD ΔE 0.043
- Greyblue #77A1B5 ΔE 0.049
- Off Blue #5684AE ΔE 0.050
- Light Slate Gray #778899 ΔE 0.054
- Cool Blue #4984B8 ΔE 0.056
Use #6394BB 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.