#6D899F
Closest named color: Light Slate Gray (#778899). oklch(61.6% 0.046 242.2), rgb(109, 137, 159).
Aa
Black text reads best on this color (5.72:1).
About this color
#6D899F is a medium-dark, muted blue. In OKLCH its lightness is 62%, its chroma 0.046 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Light Slate Gray (#778899), ΔE 0.015 away. Black text reads best on it, at 5.72:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.72:1 |
| White text | 3.66:1 |
Values
| HEX | #6D899F |
| RGB | rgb(109, 137, 159) |
| HSL | hsl(206, 21%, 53%) |
| OKLCH | oklch(61.6% 0.046 242.2) |
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 #6D899F | 3.66:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #6D899F | 5.72:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #6D899F text on white | 3.66:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #6D899F text on black | 5.72:1 | AA | Lc -37.4 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D2DAE1
oklch(88.4% 0.013 244.3)
-
Step 300
300
#B4C3CE
oklch(80.9% 0.023 239.5)
-
Step 400
400
#8EA4B6
oklch(70.8% 0.036 242.9)
-
Step 500
500 (this color)
#6D899F
oklch(61.6% 0.046 242.2)
-
Step 600
600
#59778F
oklch(55.5% 0.051 242.9)
-
Step 700
700
#496479
oklch(49% 0.047 242.2)
-
Step 800
800
#3C5263
oklch(42.7% 0.039 242)
-
Step 900
900
#344450
oklch(37.8% 0.029 240.9)
-
Step 950
950
#1E282F
oklch(27% 0.019 238.9)
#6D899F 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) | #8089A0 | 0.025 |
| Deuteranopia (no green cones) | #79839F | 0.022 |
| Tritanopia (no blue cones) | #5E8E90 | 0.036 |
| Achromatopsia (no color) | #858585 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D899F
#6D899F
oklch(61.6% 0.046 242.2)
- #9A7F69
#9A7F69
oklch(61.6% 0.046 61)
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 #6D899F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.015
- Steel #738595 ΔE 0.017
- Blue Grey #758DA3 ΔE 0.017
- Silver Lake Blue #778DA9 ΔE 0.023
- Slate Gray #708090 ΔE 0.029
- Steel Grey #6F828A ΔE 0.032
- Lavender Gray #7E7F9A ΔE 0.033
- Dusty Blue #5A86AD ΔE 0.033
Use #6D899F 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.