#6997AF
Closest named color: Silver Lake Blue (#778DA9). oklch(65.2% 0.061 231.6), rgb(105, 151, 175).
Aa
Black text reads best on this color (6.64:1).
About this color
#6997AF is a medium-light, muted blue. In OKLCH its lightness is 65%, its chroma 0.061 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.030 away. Black text reads best on it, at 6.64:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.64:1 |
| White text | 3.15:1 |
Values
| HEX | #6997AF |
| RGB | rgb(105, 151, 175) |
| HSL | hsl(201, 30%, 55%) |
| OKLCH | oklch(65.2% 0.061 231.6) |
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 #6997AF | 3.15:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #6997AF | 6.64:1 | AA | Lc 45.4 | Large or bold text, headings |
| #6997AF text on white | 3.15:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #6997AF text on black | 6.64:1 | AA | Lc -43.1 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AEC5D1
oklch(81% 0.03 230.4)
-
Step 400
400
#83A7BA
oklch(70.8% 0.048 231.3)
-
Step 500
500 (this color)
#6997AF
oklch(65.2% 0.061 231.6)
-
Step 600
600
#497A94
oklch(55.5% 0.067 232.9)
-
Step 700
700
#3A677E
oklch(49.1% 0.062 232.2)
-
Step 800
800
#305466
oklch(42.7% 0.051 231.4)
-
Step 900
900
#2B4653
oklch(37.8% 0.04 229.9)
-
Step 950
950
#1A2931
oklch(27.1% 0.025 232.2)
#6997AF 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) | #8B95B0 | 0.042 |
| Deuteranopia (no green cones) | #818DAF | 0.039 |
| Tritanopia (no blue cones) | #4E9E9F | 0.045 |
| Achromatopsia (no color) | #919191 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6997AF
#6997AF
oklch(65.2% 0.061 231.6)
- #AF866E
#AF866E
oklch(65.3% 0.061 51.7)
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 #6997AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.030
- Blue Grey #758DA3 ΔE 0.030
- Greyblue #77A1B5 ΔE 0.034
- Cadet Blue #5F9EA0 ΔE 0.037
- Faded Blue #658CBB ΔE 0.042
- Cool Gray #8D99AE ΔE 0.046
- Light Slate Gray #778899 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.049
Use #6997AF 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.