#6191BD
Closest named color: Faded Blue (#658CBB). oklch(64% 0.084 247.2), rgb(97, 145, 189).
Aa
Black text reads best on this color (6.29:1).
About this color
#6191BD is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.084 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.014 away. Black text reads best on it, at 6.29:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.29:1 |
| White text | 3.33:1 |
Values
| HEX | #6191BD |
| RGB | rgb(97, 145, 189) |
| HSL | hsl(209, 41%, 56%) |
| OKLCH | oklch(64% 0.084 247.2) |
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 #6191BD | 3.33:1 | AA large text | Lc -66.1 | Content text, not long reading |
| Black text on #6191BD | 6.29:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #6191BD text on white | 3.33:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #6191BD text on black | 6.29:1 | AA | Lc -41.0 | 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
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CEDBE8
oklch(88.6% 0.023 248.1)
-
Step 300
300
#ACC4DA
oklch(80.9% 0.041 246)
-
Step 400
400
#7FA5C8
oklch(70.7% 0.066 246.7)
-
Step 500
500 (this color)
#6191BD
oklch(64% 0.084 247.2)
-
Step 600
600
#4478A6
oklch(55.7% 0.091 247)
-
Step 700
700
#35658E
oklch(49.2% 0.084 246.4)
-
Step 800
800
#2D5274
oklch(42.7% 0.071 247.9)
-
Step 900
900
#28445D
oklch(37.6% 0.055 246.8)
-
Step 950
950
#182837
oklch(27% 0.035 247.7)
#6191BD 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) | #7F92BF | 0.037 |
| Deuteranopia (no green cones) | #7388BC | 0.030 |
| Tritanopia (no blue cones) | #369BA0 | 0.071 |
| Achromatopsia (no color) | #8D8D8D | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6191BD
#6191BD
oklch(64% 0.084 247.2)
- #AF8253
#AF8253
oklch(64% 0.084 66.6)
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 #6191BD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.014
- Silver Lake Blue #778DA9 ΔE 0.036
- Dusty Blue #5A86AD ΔE 0.037
- Blue Grey #758DA3 ΔE 0.042
- Off Blue #5684AE ΔE 0.043
- Cool Blue #4984B8 ΔE 0.047
- Steel Blue #4682B4 ΔE 0.054
- Light Slate Gray #778899 ΔE 0.056
Use #6191BD 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.