#7997B8
Closest named color: Greyblue (#77A1B5). oklch(66.6% 0.06 251.1), rgb(121, 151, 184).
Aa
Black text reads best on this color (6.93:1).
About this color
#7997B8 is a medium-light, muted blue. In OKLCH its lightness is 67%, its chroma 0.060 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.030 away. Black text reads best on it, at 6.93:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 6.93:1 |
| White text | 3.02:1 |
Values
| HEX | #7997B8 |
| RGB | rgb(121, 151, 184) |
| HSL | hsl(211, 31%, 60%) |
| OKLCH | oklch(66.6% 0.06 251.1) |
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 #7997B8 | 3.02:1 | AA large text | Lc -62.4 | Content text, not long reading |
| Black text on #7997B8 | 6.93:1 | AA | Lc 47.0 | Large or bold text, headings |
| #7997B8 text on white | 3.02:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #7997B8 text on black | 6.93:1 | AA | Lc -44.7 | 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
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D2DAE4
oklch(88.5% 0.016 253.9)
-
Step 300
300
#B3C2D3
oklch(80.8% 0.029 251.5)
-
Step 400
400
#8CA3BD
oklch(70.7% 0.046 251.6)
-
Step 500
500 (this color)
#7997B8
oklch(66.6% 0.06 251.1)
-
Step 600
600
#577699
oklch(55.6% 0.065 252)
-
Step 700
700
#476382
oklch(49.1% 0.06 251.6)
-
Step 800
800
#3A516A
oklch(42.7% 0.05 251.1)
-
Step 900
900
#324356
oklch(37.7% 0.039 251.6)
-
Step 950
950
#1E2732
oklch(26.9% 0.024 253.7)
#7997B8 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) | #8B98BA | 0.024 |
| Deuteranopia (no green cones) | #8391B7 | 0.020 |
| Tritanopia (no blue cones) | #659EA2 | 0.050 |
| Achromatopsia (no color) | #949494 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7997B8
#7997B8
oklch(66.6% 0.06 251.1)
- #AC8E6C
#AC8E6C
oklch(66.6% 0.06 70)
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 #7997B8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.030
- Cool Gray #8D99AE ΔE 0.031
- Silver Lake Blue #778DA9 ΔE 0.031
- Blue Grey #758DA3 ΔE 0.037
- Bluey Grey #89A0B0 ΔE 0.038
- Bluegrey #85A3B2 ΔE 0.042
- Faded Blue #658CBB ΔE 0.043
- Light Slate Gray #778899 ΔE 0.054
Use #7997B8 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.